Home / 137,129.56-205,569.78-62,208.93

Finding the Fourth Proportional to 137,129.56, 205,569.78 and 62,208.93

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Solution

The fourth proportional to 137,129.56, 205,569.78 and 62,208.93 is: 93,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,129.56 : 205,569.78 = 62,208.93 : x
  2. Step 2: Convert to fraction form
    137,129.56/205,569.78 = 62,208.93/x
  3. Step 3: Cross multiply
    137,129.56x = 205,569.78 × 62,208.93
  4. Step 4: Simplify right side
    137,129.56x = 12,788,275,026.29
  5. Step 5: Solve for x
    x = 12,788,275,026.29/137,129.56
  6. Step 6: Final answer
    x = 93,256.88

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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.