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Finding the Fourth Proportional to 169,393.13, 233,761.89 and 104,849.51

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Solution

The fourth proportional to 169,393.13, 233,761.89 and 104,849.51 is: 144,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,393.13 : 233,761.89 = 104,849.51 : x
  2. Step 2: Convert to fraction form
    169,393.13/233,761.89 = 104,849.51/x
  3. Step 3: Cross multiply
    169,393.13x = 233,761.89 × 104,849.51
  4. Step 4: Simplify right side
    169,393.13x = 24,509,820,082.69
  5. Step 5: Solve for x
    x = 24,509,820,082.69/169,393.13
  6. Step 6: Final answer
    x = 144,691.94

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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.