Home / 162,235.17-223,882.20-90,616.23

Finding the Fourth Proportional to 162,235.17, 223,882.20 and 90,616.23

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Solution

The fourth proportional to 162,235.17, 223,882.20 and 90,616.23 is: 125,049.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,235.17 : 223,882.20 = 90,616.23 : x
  2. Step 2: Convert to fraction form
    162,235.17/223,882.20 = 90,616.23/x
  3. Step 3: Cross multiply
    162,235.17x = 223,882.20 × 90,616.23
  4. Step 4: Simplify right side
    162,235.17x = 20,287,360,928.11
  5. Step 5: Solve for x
    x = 20,287,360,928.11/162,235.17
  6. Step 6: Final answer
    x = 125,049.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.