Home / 88,657.42-122,284.62-52,819.78

Finding the Fourth Proportional to 88,657.42, 122,284.62 and 52,819.78

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Solution

The fourth proportional to 88,657.42, 122,284.62 and 52,819.78 is: 72,853.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,657.42 : 122,284.62 = 52,819.78 : x
  2. Step 2: Convert to fraction form
    88,657.42/122,284.62 = 52,819.78/x
  3. Step 3: Cross multiply
    88,657.42x = 122,284.62 × 52,819.78
  4. Step 4: Simplify right side
    88,657.42x = 6,459,046,725.78
  5. Step 5: Solve for x
    x = 6,459,046,725.78/88,657.42
  6. Step 6: Final answer
    x = 72,853.99

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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.