Home / 159,746.60-239,578.88-47,400.25

Finding the Fourth Proportional to 159,746.60, 239,578.88 and 47,400.25

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Solution

The fourth proportional to 159,746.60, 239,578.88 and 47,400.25 is: 71,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,746.60 : 239,578.88 = 47,400.25 : x
  2. Step 2: Convert to fraction form
    159,746.60/239,578.88 = 47,400.25/x
  3. Step 3: Cross multiply
    159,746.60x = 239,578.88 × 47,400.25
  4. Step 4: Simplify right side
    159,746.60x = 11,356,097,608.83
  5. Step 5: Solve for x
    x = 11,356,097,608.83/159,746.60
  6. Step 6: Final answer
    x = 71,088.20

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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.