Home / 155,218.20-232,859.70-88,603.80

Finding the Fourth Proportional to 155,218.20, 232,859.70 and 88,603.80

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Solution

The fourth proportional to 155,218.20, 232,859.70 and 88,603.80 is: 132,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,218.20 : 232,859.70 = 88,603.80 : x
  2. Step 2: Convert to fraction form
    155,218.20/232,859.70 = 88,603.80/x
  3. Step 3: Cross multiply
    155,218.20x = 232,859.70 × 88,603.80
  4. Step 4: Simplify right side
    155,218.20x = 20,632,254,286.86
  5. Step 5: Solve for x
    x = 20,632,254,286.86/155,218.20
  6. Step 6: Final answer
    x = 132,924.20

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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.