Home / 162,091.17-243,117.60-43,771.73

Finding the Fourth Proportional to 162,091.17, 243,117.60 and 43,771.73

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Solution

The fourth proportional to 162,091.17, 243,117.60 and 43,771.73 is: 65,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,091.17 : 243,117.60 = 43,771.73 : x
  2. Step 2: Convert to fraction form
    162,091.17/243,117.60 = 43,771.73/x
  3. Step 3: Cross multiply
    162,091.17x = 243,117.60 × 43,771.73
  4. Step 4: Simplify right side
    162,091.17x = 10,641,676,729.86
  5. Step 5: Solve for x
    x = 10,641,676,729.86/162,091.17
  6. Step 6: Final answer
    x = 65,652.41

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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.