Home / 94,144.23-129,918.89-51,702.76

Finding the Fourth Proportional to 94,144.23, 129,918.89 and 51,702.76

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Solution

The fourth proportional to 94,144.23, 129,918.89 and 51,702.76 is: 71,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,144.23 : 129,918.89 = 51,702.76 : x
  2. Step 2: Convert to fraction form
    94,144.23/129,918.89 = 51,702.76/x
  3. Step 3: Cross multiply
    94,144.23x = 129,918.89 × 51,702.76
  4. Step 4: Simplify right side
    94,144.23x = 6,717,165,189.14
  5. Step 5: Solve for x
    x = 6,717,165,189.14/94,144.23
  6. Step 6: Final answer
    x = 71,349.73

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1.5x scale

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.