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Finding the Fourth Proportional to 52,254.66, 72,122.76 and 32,128.80

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Solution

The fourth proportional to 52,254.66, 72,122.76 and 32,128.80 is: 44,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,254.66 : 72,122.76 = 32,128.80 : x
  2. Step 2: Convert to fraction form
    52,254.66/72,122.76 = 32,128.80/x
  3. Step 3: Cross multiply
    52,254.66x = 72,122.76 × 32,128.80
  4. Step 4: Simplify right side
    52,254.66x = 2,317,217,731.49
  5. Step 5: Solve for x
    x = 2,317,217,731.49/52,254.66
  6. Step 6: Final answer
    x = 44,344.71

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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.