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Finding the Fourth Proportional to 73,626.88, 101,612.16 and 45,349.12

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Solution

The fourth proportional to 73,626.88, 101,612.16 and 45,349.12 is: 62,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,626.88 : 101,612.16 = 45,349.12 : x
  2. Step 2: Convert to fraction form
    73,626.88/101,612.16 = 45,349.12/x
  3. Step 3: Cross multiply
    73,626.88x = 101,612.16 × 45,349.12
  4. Step 4: Simplify right side
    73,626.88x = 4,608,022,037.30
  5. Step 5: Solve for x
    x = 4,608,022,037.30/73,626.88
  6. Step 6: Final answer
    x = 62,586.14

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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.