Home / 88,713.20-122,425.62-48,427.32

Finding the Fourth Proportional to 88,713.20, 122,425.62 and 48,427.32

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Solution

The fourth proportional to 88,713.20, 122,425.62 and 48,427.32 is: 66,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,713.20 : 122,425.62 = 48,427.32 : x
  2. Step 2: Convert to fraction form
    88,713.20/122,425.62 = 48,427.32/x
  3. Step 3: Cross multiply
    88,713.20x = 122,425.62 × 48,427.32
  4. Step 4: Simplify right side
    88,713.20x = 5,928,744,675.94
  5. Step 5: Solve for x
    x = 5,928,744,675.94/88,713.20
  6. Step 6: Final answer
    x = 66,830.47

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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.