Home / 95,211.72-142,641-47,771.10

Finding the Fourth Proportional to 95,211.72, 142,641 and 47,771.10

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Solution

The fourth proportional to 95,211.72, 142,641 and 47,771.10 is: 71,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,211.72 : 142,641 = 47,771.10 : x
  2. Step 2: Convert to fraction form
    95,211.72/142,641 = 47,771.10/x
  3. Step 3: Cross multiply
    95,211.72x = 142,641 × 47,771.10
  4. Step 4: Simplify right side
    95,211.72x = 6,814,117,475.10
  5. Step 5: Solve for x
    x = 6,814,117,475.10/95,211.72
  6. Step 6: Final answer
    x = 71,568.05

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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.