Home / 175,131.81-241,694.19-99,680.31

Finding the Fourth Proportional to 175,131.81, 241,694.19 and 99,680.31

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Solution

The fourth proportional to 175,131.81, 241,694.19 and 99,680.31 is: 137,565.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,131.81 : 241,694.19 = 99,680.31 : x
  2. Step 2: Convert to fraction form
    175,131.81/241,694.19 = 99,680.31/x
  3. Step 3: Cross multiply
    175,131.81x = 241,694.19 × 99,680.31
  4. Step 4: Simplify right side
    175,131.81x = 24,092,151,784.40
  5. Step 5: Solve for x
    x = 24,092,151,784.40/175,131.81
  6. Step 6: Final answer
    x = 137,565.82

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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.