Home / 49,631.46-68,463.68-30,497.94

Finding the Fourth Proportional to 49,631.46, 68,463.68 and 30,497.94

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Solution

The fourth proportional to 49,631.46, 68,463.68 and 30,497.94 is: 42,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.46 : 68,463.68 = 30,497.94 : x
  2. Step 2: Convert to fraction form
    49,631.46/68,463.68 = 30,497.94/x
  3. Step 3: Cross multiply
    49,631.46x = 68,463.68 × 30,497.94
  4. Step 4: Simplify right side
    49,631.46x = 2,088,001,204.82
  5. Step 5: Solve for x
    x = 2,088,001,204.82/49,631.46
  6. Step 6: Final answer
    x = 42,070.11

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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.