Home / 119,517.64-179,274.84-40,686.82

Finding the Fourth Proportional to 119,517.64, 179,274.84 and 40,686.82

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Solution

The fourth proportional to 119,517.64, 179,274.84 and 40,686.82 is: 61,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,517.64 : 179,274.84 = 40,686.82 : x
  2. Step 2: Convert to fraction form
    119,517.64/179,274.84 = 40,686.82/x
  3. Step 3: Cross multiply
    119,517.64x = 179,274.84 × 40,686.82
  4. Step 4: Simplify right side
    119,517.64x = 7,294,123,145.61
  5. Step 5: Solve for x
    x = 7,294,123,145.61/119,517.64
  6. Step 6: Final answer
    x = 61,029.68

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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.