Home / 161,374.28-222,693.15-88,774.12

Finding the Fourth Proportional to 161,374.28, 222,693.15 and 88,774.12

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Solution

The fourth proportional to 161,374.28, 222,693.15 and 88,774.12 is: 122,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,374.28 : 222,693.15 = 88,774.12 : x
  2. Step 2: Convert to fraction form
    161,374.28/222,693.15 = 88,774.12/x
  3. Step 3: Cross multiply
    161,374.28x = 222,693.15 × 88,774.12
  4. Step 4: Simplify right side
    161,374.28x = 19,769,387,864.55
  5. Step 5: Solve for x
    x = 19,769,387,864.55/161,374.28
  6. Step 6: Final answer
    x = 122,506.43

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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.