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Finding the Fourth Proportional to 169,119.75, 253,459.30 and 94,236.87

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Solution

The fourth proportional to 169,119.75, 253,459.30 and 94,236.87 is: 141,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,119.75 : 253,459.30 = 94,236.87 : x
  2. Step 2: Convert to fraction form
    169,119.75/253,459.30 = 94,236.87/x
  3. Step 3: Cross multiply
    169,119.75x = 253,459.30 × 94,236.87
  4. Step 4: Simplify right side
    169,119.75x = 23,885,210,470.74
  5. Step 5: Solve for x
    x = 23,885,210,470.74/169,119.75
  6. Step 6: Final answer
    x = 141,232.53

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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.