Home / 107,195.28-160,805.61-28,310.19

Finding the Fourth Proportional to 107,195.28, 160,805.61 and 28,310.19

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Solution

The fourth proportional to 107,195.28, 160,805.61 and 28,310.19 is: 42,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,195.28 : 160,805.61 = 28,310.19 : x
  2. Step 2: Convert to fraction form
    107,195.28/160,805.61 = 28,310.19/x
  3. Step 3: Cross multiply
    107,195.28x = 160,805.61 × 28,310.19
  4. Step 4: Simplify right side
    107,195.28x = 4,552,437,372.17
  5. Step 5: Solve for x
    x = 4,552,437,372.17/107,195.28
  6. Step 6: Final answer
    x = 42,468.64

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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.