Home / 47,979.15-71,875.18-29,212.66

Finding the Fourth Proportional to 47,979.15, 71,875.18 and 29,212.66

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Solution

The fourth proportional to 47,979.15, 71,875.18 and 29,212.66 is: 43,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.15 : 71,875.18 = 29,212.66 : x
  2. Step 2: Convert to fraction form
    47,979.15/71,875.18 = 29,212.66/x
  3. Step 3: Cross multiply
    47,979.15x = 71,875.18 × 29,212.66
  4. Step 4: Simplify right side
    47,979.15x = 2,099,665,195.78
  5. Step 5: Solve for x
    x = 2,099,665,195.78/47,979.15
  6. Step 6: Final answer
    x = 43,762.03

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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.