Home / 78,542.46-108,390.48-44,553.24

Finding the Fourth Proportional to 78,542.46, 108,390.48 and 44,553.24

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Solution

The fourth proportional to 78,542.46, 108,390.48 and 44,553.24 is: 61,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,542.46 : 108,390.48 = 44,553.24 : x
  2. Step 2: Convert to fraction form
    78,542.46/108,390.48 = 44,553.24/x
  3. Step 3: Cross multiply
    78,542.46x = 108,390.48 × 44,553.24
  4. Step 4: Simplify right side
    78,542.46x = 4,829,147,069.16
  5. Step 5: Solve for x
    x = 4,829,147,069.16/78,542.46
  6. Step 6: Final answer
    x = 61,484.54

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1.5x scale

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.