Home / 155,091.48-232,489.49-49,836.57

Finding the Fourth Proportional to 155,091.48, 232,489.49 and 49,836.57

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Solution

The fourth proportional to 155,091.48, 232,489.49 and 49,836.57 is: 74,707.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,091.48 : 232,489.49 = 49,836.57 : x
  2. Step 2: Convert to fraction form
    155,091.48/232,489.49 = 49,836.57/x
  3. Step 3: Cross multiply
    155,091.48x = 232,489.49 × 49,836.57
  4. Step 4: Simplify right side
    155,091.48x = 11,586,478,493.47
  5. Step 5: Solve for x
    x = 11,586,478,493.47/155,091.48
  6. Step 6: Final answer
    x = 74,707.38

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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.