Home / 152,198.16-210,019.32-88,535.04

Finding the Fourth Proportional to 152,198.16, 210,019.32 and 88,535.04

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Solution

The fourth proportional to 152,198.16, 210,019.32 and 88,535.04 is: 122,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,198.16 : 210,019.32 = 88,535.04 : x
  2. Step 2: Convert to fraction form
    152,198.16/210,019.32 = 88,535.04/x
  3. Step 3: Cross multiply
    152,198.16x = 210,019.32 × 88,535.04
  4. Step 4: Simplify right side
    152,198.16x = 18,594,068,896.97
  5. Step 5: Solve for x
    x = 18,594,068,896.97/152,198.16
  6. Step 6: Final answer
    x = 122,170.13

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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.