Home / 155,722.20-232,729.96-113,690.82

Finding the Fourth Proportional to 155,722.20, 232,729.96 and 113,690.82

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Solution

The fourth proportional to 155,722.20, 232,729.96 and 113,690.82 is: 169,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,722.20 : 232,729.96 = 113,690.82 : x
  2. Step 2: Convert to fraction form
    155,722.20/232,729.96 = 113,690.82/x
  3. Step 3: Cross multiply
    155,722.20x = 232,729.96 × 113,690.82
  4. Step 4: Simplify right side
    155,722.20x = 26,459,259,990.97
  5. Step 5: Solve for x
    x = 26,459,259,990.97/155,722.20
  6. Step 6: Final answer
    x = 169,913.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.