Home / 314,686.14-471,963.60-115,100.52

Finding the Fourth Proportional to 314,686.14, 471,963.60 and 115,100.52

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Solution

The fourth proportional to 314,686.14, 471,963.60 and 115,100.52 is: 172,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,686.14 : 471,963.60 = 115,100.52 : x
  2. Step 2: Convert to fraction form
    314,686.14/471,963.60 = 115,100.52/x
  3. Step 3: Cross multiply
    314,686.14x = 471,963.60 × 115,100.52
  4. Step 4: Simplify right side
    314,686.14x = 54,323,255,781.07
  5. Step 5: Solve for x
    x = 54,323,255,781.07/314,686.14
  6. Step 6: Final answer
    x = 172,626.78

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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.