Home / 88,572.32-122,223.67-49,815.95

Finding the Fourth Proportional to 88,572.32, 122,223.67 and 49,815.95

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Solution

The fourth proportional to 88,572.32, 122,223.67 and 49,815.95 is: 68,742.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572.32 : 122,223.67 = 49,815.95 : x
  2. Step 2: Convert to fraction form
    88,572.32/122,223.67 = 49,815.95/x
  3. Step 3: Cross multiply
    88,572.32x = 122,223.67 × 49,815.95
  4. Step 4: Simplify right side
    88,572.32x = 6,088,688,233.54
  5. Step 5: Solve for x
    x = 6,088,688,233.54/88,572.32
  6. Step 6: Final answer
    x = 68,742.56

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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.