Home / 52,463.12-78,694.06-31,409.04

Finding the Fourth Proportional to 52,463.12, 78,694.06 and 31,409.04

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Solution

The fourth proportional to 52,463.12, 78,694.06 and 31,409.04 is: 47,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,463.12 : 78,694.06 = 31,409.04 : x
  2. Step 2: Convert to fraction form
    52,463.12/78,694.06 = 31,409.04/x
  3. Step 3: Cross multiply
    52,463.12x = 78,694.06 × 31,409.04
  4. Step 4: Simplify right side
    52,463.12x = 2,471,704,878.30
  5. Step 5: Solve for x
    x = 2,471,704,878.30/52,463.12
  6. Step 6: Final answer
    x = 47,113.19

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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.