Home / 124,433.94-186,221.97-76,370.61

Finding the Fourth Proportional to 124,433.94, 186,221.97 and 76,370.61

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Solution

The fourth proportional to 124,433.94, 186,221.97 and 76,370.61 is: 114,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,433.94 : 186,221.97 = 76,370.61 : x
  2. Step 2: Convert to fraction form
    124,433.94/186,221.97 = 76,370.61/x
  3. Step 3: Cross multiply
    124,433.94x = 186,221.97 × 76,370.61
  4. Step 4: Simplify right side
    124,433.94x = 14,221,885,444.30
  5. Step 5: Solve for x
    x = 14,221,885,444.30/124,433.94
  6. Step 6: Final answer
    x = 114,292.66

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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.