Home / 74,966.90-112,487-32,841.23

Finding the Fourth Proportional to 74,966.90, 112,487 and 32,841.23

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Solution

The fourth proportional to 74,966.90, 112,487 and 32,841.23 is: 49,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966.90 : 112,487 = 32,841.23 : x
  2. Step 2: Convert to fraction form
    74,966.90/112,487 = 32,841.23/x
  3. Step 3: Cross multiply
    74,966.90x = 112,487 × 32,841.23
  4. Step 4: Simplify right side
    74,966.90x = 3,694,211,439.01
  5. Step 5: Solve for x
    x = 3,694,211,439.01/74,966.90
  6. Step 6: Final answer
    x = 49,277.90

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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.