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Finding the Fourth Proportional to 63,341.99, 87,411.25 and 35,047.88

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Solution

The fourth proportional to 63,341.99, 87,411.25 and 35,047.88 is: 48,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,341.99 : 87,411.25 = 35,047.88 : x
  2. Step 2: Convert to fraction form
    63,341.99/87,411.25 = 35,047.88/x
  3. Step 3: Cross multiply
    63,341.99x = 87,411.25 × 35,047.88
  4. Step 4: Simplify right side
    63,341.99x = 3,063,579,000.65
  5. Step 5: Solve for x
    x = 3,063,579,000.65/63,341.99
  6. Step 6: Final answer
    x = 48,365.69

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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.