Home / 106,713.50-147,262.58-58,965.82

Finding the Fourth Proportional to 106,713.50, 147,262.58 and 58,965.82

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Solution

The fourth proportional to 106,713.50, 147,262.58 and 58,965.82 is: 81,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,713.50 : 147,262.58 = 58,965.82 : x
  2. Step 2: Convert to fraction form
    106,713.50/147,262.58 = 58,965.82/x
  3. Step 3: Cross multiply
    106,713.50x = 147,262.58 × 58,965.82
  4. Step 4: Simplify right side
    106,713.50x = 8,683,458,048.70
  5. Step 5: Solve for x
    x = 8,683,458,048.70/106,713.50
  6. Step 6: Final answer
    x = 81,371.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.