Home / 134,349.60-185,398.62-73,920.29

Finding the Fourth Proportional to 134,349.60, 185,398.62 and 73,920.29

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Solution

The fourth proportional to 134,349.60, 185,398.62 and 73,920.29 is: 102,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,349.60 : 185,398.62 = 73,920.29 : x
  2. Step 2: Convert to fraction form
    134,349.60/185,398.62 = 73,920.29/x
  3. Step 3: Cross multiply
    134,349.60x = 185,398.62 × 73,920.29
  4. Step 4: Simplify right side
    134,349.60x = 13,704,718,829.01
  5. Step 5: Solve for x
    x = 13,704,718,829.01/134,349.60
  6. Step 6: Final answer
    x = 102,007.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.