Home / 105,528,007.60-158,068,062.60-87,612,103.60

Finding the Fourth Proportional to 105,528,007.60, 158,068,062.60 and 87,612,103.60

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Solution

The fourth proportional to 105,528,007.60, 158,068,062.60 and 87,612,103.60 is: 131,232,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,528,007.60 : 158,068,062.60 = 87,612,103.60 : x
  2. Step 2: Convert to fraction form
    105,528,007.60/158,068,062.60 = 87,612,103.60/x
  3. Step 3: Cross multiply
    105,528,007.60x = 158,068,062.60 × 87,612,103.60
  4. Step 4: Simplify right side
    105,528,007.60x = 13,848,675,476,362,484
  5. Step 5: Solve for x
    x = 13,848,675,476,362,484/105,528,007.60
  6. Step 6: Final answer
    x = 131,232,227.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.