Home / 88,627.69-122,306.60-48,342.32

Finding the Fourth Proportional to 88,627.69, 122,306.60 and 48,342.32

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Solution

The fourth proportional to 88,627.69, 122,306.60 and 48,342.32 is: 66,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,627.69 : 122,306.60 = 48,342.32 : x
  2. Step 2: Convert to fraction form
    88,627.69/122,306.60 = 48,342.32/x
  3. Step 3: Cross multiply
    88,627.69x = 122,306.60 × 48,342.32
  4. Step 4: Simplify right side
    88,627.69x = 5,912,584,491.36
  5. Step 5: Solve for x
    x = 5,912,584,491.36/88,627.69
  6. Step 6: Final answer
    x = 66,712.61

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1.5x scale

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.