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Finding the Fourth Proportional to 73,861.57, 101,927.58 and 45,179.12

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Solution

The fourth proportional to 73,861.57, 101,927.58 and 45,179.12 is: 62,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,861.57 : 101,927.58 = 45,179.12 : x
  2. Step 2: Convert to fraction form
    73,861.57/101,927.58 = 45,179.12/x
  3. Step 3: Cross multiply
    73,861.57x = 101,927.58 × 45,179.12
  4. Step 4: Simplify right side
    73,861.57x = 4,604,998,142.23
  5. Step 5: Solve for x
    x = 4,604,998,142.23/73,861.57
  6. Step 6: Final answer
    x = 62,346.34

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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.