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Finding the Fourth Proportional to 169,804.32, 254,691.80 and 57,482.14

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Solution

The fourth proportional to 169,804.32, 254,691.80 and 57,482.14 is: 86,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,804.32 : 254,691.80 = 57,482.14 : x
  2. Step 2: Convert to fraction form
    169,804.32/254,691.80 = 57,482.14/x
  3. Step 3: Cross multiply
    169,804.32x = 254,691.80 × 57,482.14
  4. Step 4: Simplify right side
    169,804.32x = 14,640,229,704.45
  5. Step 5: Solve for x
    x = 14,640,229,704.45/169,804.32
  6. Step 6: Final answer
    x = 86,218.24

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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.