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Finding the Fourth Proportional to 62,134.76, 85,754.43 and 36,648.32

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Solution

The fourth proportional to 62,134.76, 85,754.43 and 36,648.32 is: 50,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,134.76 : 85,754.43 = 36,648.32 : x
  2. Step 2: Convert to fraction form
    62,134.76/85,754.43 = 36,648.32/x
  3. Step 3: Cross multiply
    62,134.76x = 85,754.43 × 36,648.32
  4. Step 4: Simplify right side
    62,134.76x = 3,142,755,363.29
  5. Step 5: Solve for x
    x = 3,142,755,363.29/62,134.76
  6. Step 6: Final answer
    x = 50,579.67

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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.