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Finding the Fourth Proportional to 96,557.60, 144,836.40 and 41,146.40

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Solution

The fourth proportional to 96,557.60, 144,836.40 and 41,146.40 is: 61,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,557.60 : 144,836.40 = 41,146.40 : x
  2. Step 2: Convert to fraction form
    96,557.60/144,836.40 = 41,146.40/x
  3. Step 3: Cross multiply
    96,557.60x = 144,836.40 × 41,146.40
  4. Step 4: Simplify right side
    96,557.60x = 5,959,496,448.96
  5. Step 5: Solve for x
    x = 5,959,496,448.96/96,557.60
  6. Step 6: Final answer
    x = 61,719.60

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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.