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Finding the Fourth Proportional to 161,165.34, 222,228.81 and 110,186.34

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Solution

The fourth proportional to 161,165.34, 222,228.81 and 110,186.34 is: 151,934.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,165.34 : 222,228.81 = 110,186.34 : x
  2. Step 2: Convert to fraction form
    161,165.34/222,228.81 = 110,186.34/x
  3. Step 3: Cross multiply
    161,165.34x = 222,228.81 × 110,186.34
  4. Step 4: Simplify right side
    161,165.34x = 24,486,579,216.46
  5. Step 5: Solve for x
    x = 24,486,579,216.46/161,165.34
  6. Step 6: Final answer
    x = 151,934.52

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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.