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Finding the Fourth Proportional to 94,193.72, 129,984.72 and 51,752.24

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Solution

The fourth proportional to 94,193.72, 129,984.72 and 51,752.24 is: 71,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,193.72 : 129,984.72 = 51,752.24 : x
  2. Step 2: Convert to fraction form
    94,193.72/129,984.72 = 51,752.24/x
  3. Step 3: Cross multiply
    94,193.72x = 129,984.72 × 51,752.24
  4. Step 4: Simplify right side
    94,193.72x = 6,727,000,425.77
  5. Step 5: Solve for x
    x = 6,727,000,425.77/94,193.72
  6. Step 6: Final answer
    x = 71,416.66

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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.