Home / 88,488.40-122,111.88-50,760.16

Finding the Fourth Proportional to 88,488.40, 122,111.88 and 50,760.16

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Solution

The fourth proportional to 88,488.40, 122,111.88 and 50,760.16 is: 70,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,488.40 : 122,111.88 = 50,760.16 : x
  2. Step 2: Convert to fraction form
    88,488.40/122,111.88 = 50,760.16/x
  3. Step 3: Cross multiply
    88,488.40x = 122,111.88 × 50,760.16
  4. Step 4: Simplify right side
    88,488.40x = 6,198,418,566.70
  5. Step 5: Solve for x
    x = 6,198,418,566.70/88,488.40
  6. Step 6: Final answer
    x = 70,047.81

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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.