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Finding the Fourth Proportional to 169,614.51, 254,451.08 and 57,295.54

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Solution

The fourth proportional to 169,614.51, 254,451.08 and 57,295.54 is: 85,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,614.51 : 254,451.08 = 57,295.54 : x
  2. Step 2: Convert to fraction form
    169,614.51/254,451.08 = 57,295.54/x
  3. Step 3: Cross multiply
    169,614.51x = 254,451.08 × 57,295.54
  4. Step 4: Simplify right side
    169,614.51x = 14,578,912,032.18
  5. Step 5: Solve for x
    x = 14,578,912,032.18/169,614.51
  6. Step 6: Final answer
    x = 85,953.21

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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.