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Finding the Fourth Proportional to 233,471.68, 350,063.64 and 91,151.29

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Solution

The fourth proportional to 233,471.68, 350,063.64 and 91,151.29 is: 136,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,471.68 : 350,063.64 = 91,151.29 : x
  2. Step 2: Convert to fraction form
    233,471.68/350,063.64 = 91,151.29/x
  3. Step 3: Cross multiply
    233,471.68x = 350,063.64 × 91,151.29
  4. Step 4: Simplify right side
    233,471.68x = 31,908,752,368.10
  5. Step 5: Solve for x
    x = 31,908,752,368.10/233,471.68
  6. Step 6: Final answer
    x = 136,670.76

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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.