Home / 88,718.54-122,402.27-58,518.90

Finding the Fourth Proportional to 88,718.54, 122,402.27 and 58,518.90

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Solution

The fourth proportional to 88,718.54, 122,402.27 and 58,518.90 is: 80,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,718.54 : 122,402.27 = 58,518.90 : x
  2. Step 2: Convert to fraction form
    88,718.54/122,402.27 = 58,518.90/x
  3. Step 3: Cross multiply
    88,718.54x = 122,402.27 × 58,518.90
  4. Step 4: Simplify right side
    88,718.54x = 7,162,846,344.20
  5. Step 5: Solve for x
    x = 7,162,846,344.20/88,718.54
  6. Step 6: Final answer
    x = 80,736.75

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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.