Home / 95,577.20-143,326.92-42,972.56

Finding the Fourth Proportional to 95,577.20, 143,326.92 and 42,972.56

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Solution

The fourth proportional to 95,577.20, 143,326.92 and 42,972.56 is: 64,441.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,577.20 : 143,326.92 = 42,972.56 : x
  2. Step 2: Convert to fraction form
    95,577.20/143,326.92 = 42,972.56/x
  3. Step 3: Cross multiply
    95,577.20x = 143,326.92 × 42,972.56
  4. Step 4: Simplify right side
    95,577.20x = 6,159,124,669.32
  5. Step 5: Solve for x
    x = 6,159,124,669.32/95,577.20
  6. Step 6: Final answer
    x = 64,441.36

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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.