Home / 99,045.92-148,395.84-82,512.32

Finding the Fourth Proportional to 99,045.92, 148,395.84 and 82,512.32

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Solution

The fourth proportional to 99,045.92, 148,395.84 and 82,512.32 is: 123,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,045.92 : 148,395.84 = 82,512.32 : x
  2. Step 2: Convert to fraction form
    99,045.92/148,395.84 = 82,512.32/x
  3. Step 3: Cross multiply
    99,045.92x = 148,395.84 × 82,512.32
  4. Step 4: Simplify right side
    99,045.92x = 12,244,485,036.75
  5. Step 5: Solve for x
    x = 12,244,485,036.75/99,045.92
  6. Step 6: Final answer
    x = 123,624.33

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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.