Home / 141,702.27-195,549.29-77,171.59

Finding the Fourth Proportional to 141,702.27, 195,549.29 and 77,171.59

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Solution

The fourth proportional to 141,702.27, 195,549.29 and 77,171.59 is: 106,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,702.27 : 195,549.29 = 77,171.59 : x
  2. Step 2: Convert to fraction form
    141,702.27/195,549.29 = 77,171.59/x
  3. Step 3: Cross multiply
    141,702.27x = 195,549.29 × 77,171.59
  4. Step 4: Simplify right side
    141,702.27x = 15,090,849,632.67
  5. Step 5: Solve for x
    x = 15,090,849,632.67/141,702.27
  6. Step 6: Final answer
    x = 106,496.88

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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.