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Finding the Fourth Proportional to 169,669.67, 254,462.47 and 57,347.41

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Solution

The fourth proportional to 169,669.67, 254,462.47 and 57,347.41 is: 86,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,669.67 : 254,462.47 = 57,347.41 : x
  2. Step 2: Convert to fraction form
    169,669.67/254,462.47 = 57,347.41/x
  3. Step 3: Cross multiply
    169,669.67x = 254,462.47 × 57,347.41
  4. Step 4: Simplify right side
    169,669.67x = 14,592,763,596.70
  5. Step 5: Solve for x
    x = 14,592,763,596.70/169,669.67
  6. Step 6: Final answer
    x = 86,006.91

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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.