Home / 83,901.85-125,896.55-34,018.81

Finding the Fourth Proportional to 83,901.85, 125,896.55 and 34,018.81

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Solution

The fourth proportional to 83,901.85, 125,896.55 and 34,018.81 is: 51,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,901.85 : 125,896.55 = 34,018.81 : x
  2. Step 2: Convert to fraction form
    83,901.85/125,896.55 = 34,018.81/x
  3. Step 3: Cross multiply
    83,901.85x = 125,896.55 × 34,018.81
  4. Step 4: Simplify right side
    83,901.85x = 4,282,850,329.27
  5. Step 5: Solve for x
    x = 4,282,850,329.27/83,901.85
  6. Step 6: Final answer
    x = 51,045.96

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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.