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Finding the Fourth Proportional to 60,269.72, 83,172.12 and 36,391.72

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Solution

The fourth proportional to 60,269.72, 83,172.12 and 36,391.72 is: 50,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,269.72 : 83,172.12 = 36,391.72 : x
  2. Step 2: Convert to fraction form
    60,269.72/83,172.12 = 36,391.72/x
  3. Step 3: Cross multiply
    60,269.72x = 83,172.12 × 36,391.72
  4. Step 4: Simplify right side
    60,269.72x = 3,026,776,502.85
  5. Step 5: Solve for x
    x = 3,026,776,502.85/60,269.72
  6. Step 6: Final answer
    x = 50,220.52

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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.