Home / 88,977.23-122,921.91-58,422.80

Finding the Fourth Proportional to 88,977.23, 122,921.91 and 58,422.80

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Solution

The fourth proportional to 88,977.23, 122,921.91 and 58,422.80 is: 80,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,977.23 : 122,921.91 = 58,422.80 : x
  2. Step 2: Convert to fraction form
    88,977.23/122,921.91 = 58,422.80/x
  3. Step 3: Cross multiply
    88,977.23x = 122,921.91 × 58,422.80
  4. Step 4: Simplify right side
    88,977.23x = 7,181,442,163.55
  5. Step 5: Solve for x
    x = 7,181,442,163.55/88,977.23
  6. Step 6: Final answer
    x = 80,711.01

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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.