Home / 112,542.20-168,813.30-29,436.20

Finding the Fourth Proportional to 112,542.20, 168,813.30 and 29,436.20

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Solution

The fourth proportional to 112,542.20, 168,813.30 and 29,436.20 is: 44,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,542.20 : 168,813.30 = 29,436.20 : x
  2. Step 2: Convert to fraction form
    112,542.20/168,813.30 = 29,436.20/x
  3. Step 3: Cross multiply
    112,542.20x = 168,813.30 × 29,436.20
  4. Step 4: Simplify right side
    112,542.20x = 4,969,222,061.46
  5. Step 5: Solve for x
    x = 4,969,222,061.46/112,542.20
  6. Step 6: Final answer
    x = 44,154.30

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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.