Home / 74,765.33-112,092.63-45,176.24

Finding the Fourth Proportional to 74,765.33, 112,092.63 and 45,176.24

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Solution

The fourth proportional to 74,765.33, 112,092.63 and 45,176.24 is: 67,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,765.33 : 112,092.63 = 45,176.24 : x
  2. Step 2: Convert to fraction form
    74,765.33/112,092.63 = 45,176.24/x
  3. Step 3: Cross multiply
    74,765.33x = 112,092.63 × 45,176.24
  4. Step 4: Simplify right side
    74,765.33x = 5,063,924,204.74
  5. Step 5: Solve for x
    x = 5,063,924,204.74/74,765.33
  6. Step 6: Final answer
    x = 67,730.92

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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.