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Finding the Fourth Proportional to 62,144.16, 85,178.22 and 59,899.74

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Solution

The fourth proportional to 62,144.16, 85,178.22 and 59,899.74 is: 82,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,144.16 : 85,178.22 = 59,899.74 : x
  2. Step 2: Convert to fraction form
    62,144.16/85,178.22 = 59,899.74/x
  3. Step 3: Cross multiply
    62,144.16x = 85,178.22 × 59,899.74
  4. Step 4: Simplify right side
    62,144.16x = 5,102,153,231.66
  5. Step 5: Solve for x
    x = 5,102,153,231.66/62,144.16
  6. Step 6: Final answer
    x = 82,101.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.