Home / 74,665.48-112,017.12-22,074.88

Finding the Fourth Proportional to 74,665.48, 112,017.12 and 22,074.88

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Solution

The fourth proportional to 74,665.48, 112,017.12 and 22,074.88 is: 33,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,665.48 : 112,017.12 = 22,074.88 : x
  2. Step 2: Convert to fraction form
    74,665.48/112,017.12 = 22,074.88/x
  3. Step 3: Cross multiply
    74,665.48x = 112,017.12 × 22,074.88
  4. Step 4: Simplify right side
    74,665.48x = 2,472,764,481.95
  5. Step 5: Solve for x
    x = 2,472,764,481.95/74,665.48
  6. Step 6: Final answer
    x = 33,117.91

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1.5x scale

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.