Home / 63,047.22-87,011.30-47,103.99

Finding the Fourth Proportional to 63,047.22, 87,011.30 and 47,103.99

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Solution

The fourth proportional to 63,047.22, 87,011.30 and 47,103.99 is: 65,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,047.22 : 87,011.30 = 47,103.99 : x
  2. Step 2: Convert to fraction form
    63,047.22/87,011.30 = 47,103.99/x
  3. Step 3: Cross multiply
    63,047.22x = 87,011.30 × 47,103.99
  4. Step 4: Simplify right side
    63,047.22x = 4,098,579,169.57
  5. Step 5: Solve for x
    x = 4,098,579,169.57/63,047.22
  6. Step 6: Final answer
    x = 65,008.09

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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.