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Finding the Fourth Proportional to 255,252.42, 382,863.11 and 113,055.93

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Solution

The fourth proportional to 255,252.42, 382,863.11 and 113,055.93 is: 169,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,252.42 : 382,863.11 = 113,055.93 : x
  2. Step 2: Convert to fraction form
    255,252.42/382,863.11 = 113,055.93/x
  3. Step 3: Cross multiply
    255,252.42x = 382,863.11 × 113,055.93
  4. Step 4: Simplify right side
    255,252.42x = 43,284,944,398.46
  5. Step 5: Solve for x
    x = 43,284,944,398.46/255,252.42
  6. Step 6: Final answer
    x = 169,577.02

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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.