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Finding the Fourth Proportional to 62,261.60, 85,920.60 and 35,404.11

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Solution

The fourth proportional to 62,261.60, 85,920.60 and 35,404.11 is: 48,857.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,261.60 : 85,920.60 = 35,404.11 : x
  2. Step 2: Convert to fraction form
    62,261.60/85,920.60 = 35,404.11/x
  3. Step 3: Cross multiply
    62,261.60x = 85,920.60 × 35,404.11
  4. Step 4: Simplify right side
    62,261.60x = 3,041,942,373.67
  5. Step 5: Solve for x
    x = 3,041,942,373.67/62,261.60
  6. Step 6: Final answer
    x = 48,857.44

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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.