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Finding the Fourth Proportional to 95,598.88, 143,356.87 and 31,538.95

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Solution

The fourth proportional to 95,598.88, 143,356.87 and 31,538.95 is: 47,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,598.88 : 143,356.87 = 31,538.95 : x
  2. Step 2: Convert to fraction form
    95,598.88/143,356.87 = 31,538.95/x
  3. Step 3: Cross multiply
    95,598.88x = 143,356.87 × 31,538.95
  4. Step 4: Simplify right side
    95,598.88x = 4,521,325,155.09
  5. Step 5: Solve for x
    x = 4,521,325,155.09/95,598.88
  6. Step 6: Final answer
    x = 47,294.75

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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.