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Finding the Fourth Proportional to 73,312.56, 101,179.86 and 44,649.02

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Solution

The fourth proportional to 73,312.56, 101,179.86 and 44,649.02 is: 61,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,312.56 : 101,179.86 = 44,649.02 : x
  2. Step 2: Convert to fraction form
    73,312.56/101,179.86 = 44,649.02/x
  3. Step 3: Cross multiply
    73,312.56x = 101,179.86 × 44,649.02
  4. Step 4: Simplify right side
    73,312.56x = 4,517,581,678.25
  5. Step 5: Solve for x
    x = 4,517,581,678.25/73,312.56
  6. Step 6: Final answer
    x = 61,620.84

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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.