Home / 71,829.07-99,124.11-41,631.91

Finding the Fourth Proportional to 71,829.07, 99,124.11 and 41,631.91

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Solution

The fourth proportional to 71,829.07, 99,124.11 and 41,631.91 is: 57,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,829.07 : 99,124.11 = 41,631.91 : x
  2. Step 2: Convert to fraction form
    71,829.07/99,124.11 = 41,631.91/x
  3. Step 3: Cross multiply
    71,829.07x = 99,124.11 × 41,631.91
  4. Step 4: Simplify right side
    71,829.07x = 4,126,725,322.57
  5. Step 5: Solve for x
    x = 4,126,725,322.57/71,829.07
  6. Step 6: Final answer
    x = 57,452.03

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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.