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Finding the Fourth Proportional to 169,593.24, 254,412.64 and 89,669.93

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Solution

The fourth proportional to 169,593.24, 254,412.64 and 89,669.93 is: 134,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,593.24 : 254,412.64 = 89,669.93 : x
  2. Step 2: Convert to fraction form
    169,593.24/254,412.64 = 89,669.93/x
  3. Step 3: Cross multiply
    169,593.24x = 254,412.64 × 89,669.93
  4. Step 4: Simplify right side
    169,593.24x = 22,813,163,619.92
  5. Step 5: Solve for x
    x = 22,813,163,619.92/169,593.24
  6. Step 6: Final answer
    x = 134,516.94

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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.