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Finding the Fourth Proportional to 95,955.57, 143,746.25 and 58,422.53

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Solution

The fourth proportional to 95,955.57, 143,746.25 and 58,422.53 is: 87,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,955.57 : 143,746.25 = 58,422.53 : x
  2. Step 2: Convert to fraction form
    95,955.57/143,746.25 = 58,422.53/x
  3. Step 3: Cross multiply
    95,955.57x = 143,746.25 × 58,422.53
  4. Step 4: Simplify right side
    95,955.57x = 8,398,019,670.27
  5. Step 5: Solve for x
    x = 8,398,019,670.27/95,955.57
  6. Step 6: Final answer
    x = 87,519.88

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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.