Home / 154,366.20-231,581.70-47,741.40

Finding the Fourth Proportional to 154,366.20, 231,581.70 and 47,741.40

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Solution

The fourth proportional to 154,366.20, 231,581.70 and 47,741.40 is: 71,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,366.20 : 231,581.70 = 47,741.40 : x
  2. Step 2: Convert to fraction form
    154,366.20/231,581.70 = 47,741.40/x
  3. Step 3: Cross multiply
    154,366.20x = 231,581.70 × 47,741.40
  4. Step 4: Simplify right side
    154,366.20x = 11,056,034,572.38
  5. Step 5: Solve for x
    x = 11,056,034,572.38/154,366.20
  6. Step 6: Final answer
    x = 71,622.12

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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.