Home / 200,726.28-277,015.68-115,841.52

Finding the Fourth Proportional to 200,726.28, 277,015.68 and 115,841.52

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Solution

The fourth proportional to 200,726.28, 277,015.68 and 115,841.52 is: 159,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,726.28 : 277,015.68 = 115,841.52 : x
  2. Step 2: Convert to fraction form
    200,726.28/277,015.68 = 115,841.52/x
  3. Step 3: Cross multiply
    200,726.28x = 277,015.68 × 115,841.52
  4. Step 4: Simplify right side
    200,726.28x = 32,089,917,435.03
  5. Step 5: Solve for x
    x = 32,089,917,435.03/200,726.28
  6. Step 6: Final answer
    x = 159,869.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.