Home / 63,079.62-87,049.18-34,399.19

Finding the Fourth Proportional to 63,079.62, 87,049.18 and 34,399.19

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Solution

The fourth proportional to 63,079.62, 87,049.18 and 34,399.19 is: 47,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,079.62 : 87,049.18 = 34,399.19 : x
  2. Step 2: Convert to fraction form
    63,079.62/87,049.18 = 34,399.19/x
  3. Step 3: Cross multiply
    63,079.62x = 87,049.18 × 34,399.19
  4. Step 4: Simplify right side
    63,079.62x = 2,994,421,282.16
  5. Step 5: Solve for x
    x = 2,994,421,282.16/63,079.62
  6. Step 6: Final answer
    x = 47,470.50

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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.