Home / 161,240.22-242,210.25-136,330.29

Finding the Fourth Proportional to 161,240.22, 242,210.25 and 136,330.29

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Solution

The fourth proportional to 161,240.22, 242,210.25 and 136,330.29 is: 204,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,240.22 : 242,210.25 = 136,330.29 : x
  2. Step 2: Convert to fraction form
    161,240.22/242,210.25 = 136,330.29/x
  3. Step 3: Cross multiply
    161,240.22x = 242,210.25 × 136,330.29
  4. Step 4: Simplify right side
    161,240.22x = 33,020,593,623.47
  5. Step 5: Solve for x
    x = 33,020,593,623.47/161,240.22
  6. Step 6: Final answer
    x = 204,791.30

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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.