Home / 162,158.58-243,387.36-82,252.62

Finding the Fourth Proportional to 162,158.58, 243,387.36 and 82,252.62

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Solution

The fourth proportional to 162,158.58, 243,387.36 and 82,252.62 is: 123,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,158.58 : 243,387.36 = 82,252.62 : x
  2. Step 2: Convert to fraction form
    162,158.58/243,387.36 = 82,252.62/x
  3. Step 3: Cross multiply
    162,158.58x = 243,387.36 × 82,252.62
  4. Step 4: Simplify right side
    162,158.58x = 20,019,248,034.88
  5. Step 5: Solve for x
    x = 20,019,248,034.88/162,158.58
  6. Step 6: Final answer
    x = 123,454.76

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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.