Home / 63,141.20-87,134.28-34,847.36

Finding the Fourth Proportional to 63,141.20, 87,134.28 and 34,847.36

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Solution

The fourth proportional to 63,141.20, 87,134.28 and 34,847.36 is: 48,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,141.20 : 87,134.28 = 34,847.36 : x
  2. Step 2: Convert to fraction form
    63,141.20/87,134.28 = 34,847.36/x
  3. Step 3: Cross multiply
    63,141.20x = 87,134.28 × 34,847.36
  4. Step 4: Simplify right side
    63,141.20x = 3,036,399,623.50
  5. Step 5: Solve for x
    x = 3,036,399,623.50/63,141.20
  6. Step 6: Final answer
    x = 48,089.04

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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.