Home / 88,724.28-122,460.06-58,515.06

Finding the Fourth Proportional to 88,724.28, 122,460.06 and 58,515.06

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Solution

The fourth proportional to 88,724.28, 122,460.06 and 58,515.06 is: 80,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,724.28 : 122,460.06 = 58,515.06 : x
  2. Step 2: Convert to fraction form
    88,724.28/122,460.06 = 58,515.06/x
  3. Step 3: Cross multiply
    88,724.28x = 122,460.06 × 58,515.06
  4. Step 4: Simplify right side
    88,724.28x = 7,165,757,758.50
  5. Step 5: Solve for x
    x = 7,165,757,758.50/88,724.28
  6. Step 6: Final answer
    x = 80,764.34

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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.