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Finding the Fourth Proportional to 155,920.80, 233,443.80 and 151,546.80

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Solution

The fourth proportional to 155,920.80, 233,443.80 and 151,546.80 is: 226,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,920.80 : 233,443.80 = 151,546.80 : x
  2. Step 2: Convert to fraction form
    155,920.80/233,443.80 = 151,546.80/x
  3. Step 3: Cross multiply
    155,920.80x = 233,443.80 × 151,546.80
  4. Step 4: Simplify right side
    155,920.80x = 35,377,660,869.84
  5. Step 5: Solve for x
    x = 35,377,660,869.84/155,920.80
  6. Step 6: Final answer
    x = 226,895.07

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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.