Home / 88,612.82-122,284.40-48,326.49

Finding the Fourth Proportional to 88,612.82, 122,284.40 and 48,326.49

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Solution

The fourth proportional to 88,612.82, 122,284.40 and 48,326.49 is: 66,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,612.82 : 122,284.40 = 48,326.49 : x
  2. Step 2: Convert to fraction form
    88,612.82/122,284.40 = 48,326.49/x
  3. Step 3: Cross multiply
    88,612.82x = 122,284.40 × 48,326.49
  4. Step 4: Simplify right side
    88,612.82x = 5,909,575,592.12
  5. Step 5: Solve for x
    x = 5,909,575,592.12/88,612.82
  6. Step 6: Final answer
    x = 66,689.85

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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.