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Finding the Fourth Proportional to 65,044.55, 89,754.26 and 36,750.26

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Solution

The fourth proportional to 65,044.55, 89,754.26 and 36,750.26 is: 50,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,044.55 : 89,754.26 = 36,750.26 : x
  2. Step 2: Convert to fraction form
    65,044.55/89,754.26 = 36,750.26/x
  3. Step 3: Cross multiply
    65,044.55x = 89,754.26 × 36,750.26
  4. Step 4: Simplify right side
    65,044.55x = 3,298,491,758.59
  5. Step 5: Solve for x
    x = 3,298,491,758.59/65,044.55
  6. Step 6: Final answer
    x = 50,711.27

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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.