Home / 107,156.28-160,578.90-60,309.12

Finding the Fourth Proportional to 107,156.28, 160,578.90 and 60,309.12

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Solution

The fourth proportional to 107,156.28, 160,578.90 and 60,309.12 is: 90,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,156.28 : 160,578.90 = 60,309.12 : x
  2. Step 2: Convert to fraction form
    107,156.28/160,578.90 = 60,309.12/x
  3. Step 3: Cross multiply
    107,156.28x = 160,578.90 × 60,309.12
  4. Step 4: Simplify right side
    107,156.28x = 9,684,372,149.57
  5. Step 5: Solve for x
    x = 9,684,372,149.57/107,156.28
  6. Step 6: Final answer
    x = 90,376.15

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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.