Home / 67,426.04-101,107.76-39,354.20

Finding the Fourth Proportional to 67,426.04, 101,107.76 and 39,354.20

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Solution

The fourth proportional to 67,426.04, 101,107.76 and 39,354.20 is: 59,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,426.04 : 101,107.76 = 39,354.20 : x
  2. Step 2: Convert to fraction form
    67,426.04/101,107.76 = 39,354.20/x
  3. Step 3: Cross multiply
    67,426.04x = 101,107.76 × 39,354.20
  4. Step 4: Simplify right side
    67,426.04x = 3,979,015,359.75
  5. Step 5: Solve for x
    x = 3,979,015,359.75/67,426.04
  6. Step 6: Final answer
    x = 59,013.04

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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.