Home / 106,332.82-159,521.10-73,068.55

Finding the Fourth Proportional to 106,332.82, 159,521.10 and 73,068.55

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Solution

The fourth proportional to 106,332.82, 159,521.10 and 73,068.55 is: 109,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,332.82 : 159,521.10 = 73,068.55 : x
  2. Step 2: Convert to fraction form
    106,332.82/159,521.10 = 73,068.55/x
  3. Step 3: Cross multiply
    106,332.82x = 159,521.10 × 73,068.55
  4. Step 4: Simplify right side
    106,332.82x = 11,655,974,889.93
  5. Step 5: Solve for x
    x = 11,655,974,889.93/106,332.82
  6. Step 6: Final answer
    x = 109,617.85

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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.