Home / 88,709.08-122,422.14-48,425.56

Finding the Fourth Proportional to 88,709.08, 122,422.14 and 48,425.56

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Solution

The fourth proportional to 88,709.08, 122,422.14 and 48,425.56 is: 66,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,709.08 : 122,422.14 = 48,425.56 : x
  2. Step 2: Convert to fraction form
    88,709.08/122,422.14 = 48,425.56/x
  3. Step 3: Cross multiply
    88,709.08x = 122,422.14 × 48,425.56
  4. Step 4: Simplify right side
    88,709.08x = 5,928,360,685.90
  5. Step 5: Solve for x
    x = 5,928,360,685.90/88,709.08
  6. Step 6: Final answer
    x = 66,829.24

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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.