Home / 162,244.39-243,519.20-82,339.71

Finding the Fourth Proportional to 162,244.39, 243,519.20 and 82,339.71

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Solution

The fourth proportional to 162,244.39, 243,519.20 and 82,339.71 is: 123,587.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,244.39 : 243,519.20 = 82,339.71 : x
  2. Step 2: Convert to fraction form
    162,244.39/243,519.20 = 82,339.71/x
  3. Step 3: Cross multiply
    162,244.39x = 243,519.20 × 82,339.71
  4. Step 4: Simplify right side
    162,244.39x = 20,051,300,307.43
  5. Step 5: Solve for x
    x = 20,051,300,307.43/162,244.39
  6. Step 6: Final answer
    x = 123,587.02

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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.