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Finding the Fourth Proportional to 169,877.88, 254,818.36 and 51,549.22

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Solution

The fourth proportional to 169,877.88, 254,818.36 and 51,549.22 is: 77,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,877.88 : 254,818.36 = 51,549.22 : x
  2. Step 2: Convert to fraction form
    169,877.88/254,818.36 = 51,549.22/x
  3. Step 3: Cross multiply
    169,877.88x = 254,818.36 × 51,549.22
  4. Step 4: Simplify right side
    169,877.88x = 13,135,688,477.22
  5. Step 5: Solve for x
    x = 13,135,688,477.22/169,877.88
  6. Step 6: Final answer
    x = 77,324.30

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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.