Home / 83,386.92-125,087.27-27,225.79

Finding the Fourth Proportional to 83,386.92, 125,087.27 and 27,225.79

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Solution

The fourth proportional to 83,386.92, 125,087.27 and 27,225.79 is: 40,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,386.92 : 125,087.27 = 27,225.79 : x
  2. Step 2: Convert to fraction form
    83,386.92/125,087.27 = 27,225.79/x
  3. Step 3: Cross multiply
    83,386.92x = 125,087.27 × 27,225.79
  4. Step 4: Simplify right side
    83,386.92x = 3,405,599,448.99
  5. Step 5: Solve for x
    x = 3,405,599,448.99/83,386.92
  6. Step 6: Final answer
    x = 40,840.93

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1.5x scale

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.