Home / 161,042.66-222,259.37-97,380.91

Finding the Fourth Proportional to 161,042.66, 222,259.37 and 97,380.91

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Solution

The fourth proportional to 161,042.66, 222,259.37 and 97,380.91 is: 134,398.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,042.66 : 222,259.37 = 97,380.91 : x
  2. Step 2: Convert to fraction form
    161,042.66/222,259.37 = 97,380.91/x
  3. Step 3: Cross multiply
    161,042.66x = 222,259.37 × 97,380.91
  4. Step 4: Simplify right side
    161,042.66x = 21,643,818,108.43
  5. Step 5: Solve for x
    x = 21,643,818,108.43/161,042.66
  6. Step 6: Final answer
    x = 134,398.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.