Home / 89,998.20-134,995.47-23,436.85

Finding the Fourth Proportional to 89,998.20, 134,995.47 and 23,436.85

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Solution

The fourth proportional to 89,998.20, 134,995.47 and 23,436.85 is: 35,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,998.20 : 134,995.47 = 23,436.85 : x
  2. Step 2: Convert to fraction form
    89,998.20/134,995.47 = 23,436.85/x
  3. Step 3: Cross multiply
    89,998.20x = 134,995.47 × 23,436.85
  4. Step 4: Simplify right side
    89,998.20x = 3,163,868,581.07
  5. Step 5: Solve for x
    x = 3,163,868,581.07/89,998.20
  6. Step 6: Final answer
    x = 35,154.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.