Home / 45,631.16-68,463.72-27,898.16

Finding the Fourth Proportional to 45,631.16, 68,463.72 and 27,898.16

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Solution

The fourth proportional to 45,631.16, 68,463.72 and 27,898.16 is: 41,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.16 : 68,463.72 = 27,898.16 : x
  2. Step 2: Convert to fraction form
    45,631.16/68,463.72 = 27,898.16/x
  3. Step 3: Cross multiply
    45,631.16x = 68,463.72 × 27,898.16
  4. Step 4: Simplify right side
    45,631.16x = 1,910,011,814.76
  5. Step 5: Solve for x
    x = 1,910,011,814.76/45,631.16
  6. Step 6: Final answer
    x = 41,857.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.