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Finding the Fourth Proportional to 73,240.50, 101,082.68 and 46,385.50

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Solution

The fourth proportional to 73,240.50, 101,082.68 and 46,385.50 is: 64,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,240.50 : 101,082.68 = 46,385.50 : x
  2. Step 2: Convert to fraction form
    73,240.50/101,082.68 = 46,385.50/x
  3. Step 3: Cross multiply
    73,240.50x = 101,082.68 × 46,385.50
  4. Step 4: Simplify right side
    73,240.50x = 4,688,770,653.14
  5. Step 5: Solve for x
    x = 4,688,770,653.14/73,240.50
  6. Step 6: Final answer
    x = 64,018.82

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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.