Home / 158,864.32-219,177.88-101,537.16

Finding the Fourth Proportional to 158,864.32, 219,177.88 and 101,537.16

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Solution

The fourth proportional to 158,864.32, 219,177.88 and 101,537.16 is: 140,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,864.32 : 219,177.88 = 101,537.16 : x
  2. Step 2: Convert to fraction form
    158,864.32/219,177.88 = 101,537.16/x
  3. Step 3: Cross multiply
    158,864.32x = 219,177.88 × 101,537.16
  4. Step 4: Simplify right side
    158,864.32x = 22,254,699,470.02
  5. Step 5: Solve for x
    x = 22,254,699,470.02/158,864.32
  6. Step 6: Final answer
    x = 140,086.20

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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.