Home / 151,126.60-208,471.86-93,746.08

Finding the Fourth Proportional to 151,126.60, 208,471.86 and 93,746.08

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Solution

The fourth proportional to 151,126.60, 208,471.86 and 93,746.08 is: 129,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,126.60 : 208,471.86 = 93,746.08 : x
  2. Step 2: Convert to fraction form
    151,126.60/208,471.86 = 93,746.08/x
  3. Step 3: Cross multiply
    151,126.60x = 208,471.86 × 93,746.08
  4. Step 4: Simplify right side
    151,126.60x = 19,543,419,665.31
  5. Step 5: Solve for x
    x = 19,543,419,665.31/151,126.60
  6. Step 6: Final answer
    x = 129,318.20

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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.