Home / 162,204.40-243,306.60-57,009.70

Finding the Fourth Proportional to 162,204.40, 243,306.60 and 57,009.70

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Solution

The fourth proportional to 162,204.40, 243,306.60 and 57,009.70 is: 85,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,204.40 : 243,306.60 = 57,009.70 : x
  2. Step 2: Convert to fraction form
    162,204.40/243,306.60 = 57,009.70/x
  3. Step 3: Cross multiply
    162,204.40x = 243,306.60 × 57,009.70
  4. Step 4: Simplify right side
    162,204.40x = 13,870,836,274.02
  5. Step 5: Solve for x
    x = 13,870,836,274.02/162,204.40
  6. Step 6: Final answer
    x = 85,514.55

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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.