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Finding the Fourth Proportional to 255,097.41, 382,513.73 and 75,159.48

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Solution

The fourth proportional to 255,097.41, 382,513.73 and 75,159.48 is: 112,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,097.41 : 382,513.73 = 75,159.48 : x
  2. Step 2: Convert to fraction form
    255,097.41/382,513.73 = 75,159.48/x
  3. Step 3: Cross multiply
    255,097.41x = 382,513.73 × 75,159.48
  4. Step 4: Simplify right side
    255,097.41x = 28,749,532,663.86
  5. Step 5: Solve for x
    x = 28,749,532,663.86/255,097.41
  6. Step 6: Final answer
    x = 112,700.21

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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.