Home / 67,444.20-101,166.30-63,815.40

Finding the Fourth Proportional to 67,444.20, 101,166.30 and 63,815.40

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Solution

The fourth proportional to 67,444.20, 101,166.30 and 63,815.40 is: 95,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444.20 : 101,166.30 = 63,815.40 : x
  2. Step 2: Convert to fraction form
    67,444.20/101,166.30 = 63,815.40/x
  3. Step 3: Cross multiply
    67,444.20x = 101,166.30 × 63,815.40
  4. Step 4: Simplify right side
    67,444.20x = 6,455,967,901.02
  5. Step 5: Solve for x
    x = 6,455,967,901.02/67,444.20
  6. Step 6: Final answer
    x = 95,723.10

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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.