Home / 205,587.02-283,720.92-125,001.20

Finding the Fourth Proportional to 205,587.02, 283,720.92 and 125,001.20

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Solution

The fourth proportional to 205,587.02, 283,720.92 and 125,001.20 is: 172,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,587.02 : 283,720.92 = 125,001.20 : x
  2. Step 2: Convert to fraction form
    205,587.02/283,720.92 = 125,001.20/x
  3. Step 3: Cross multiply
    205,587.02x = 283,720.92 × 125,001.20
  4. Step 4: Simplify right side
    205,587.02x = 35,465,455,465.10
  5. Step 5: Solve for x
    x = 35,465,455,465.10/205,587.02
  6. Step 6: Final answer
    x = 172,508.24

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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.