Home / 161,721.15-242,581.73-158,265.15

Finding the Fourth Proportional to 161,721.15, 242,581.73 and 158,265.15

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Solution

The fourth proportional to 161,721.15, 242,581.73 and 158,265.15 is: 237,397.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,721.15 : 242,581.73 = 158,265.15 : x
  2. Step 2: Convert to fraction form
    161,721.15/242,581.73 = 158,265.15/x
  3. Step 3: Cross multiply
    161,721.15x = 242,581.73 × 158,265.15
  4. Step 4: Simplify right side
    161,721.15x = 38,392,233,094.38
  5. Step 5: Solve for x
    x = 38,392,233,094.38/161,721.15
  6. Step 6: Final answer
    x = 237,397.73

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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.