Home / 204,001.40-306,002.10-199,854.20

Finding the Fourth Proportional to 204,001.40, 306,002.10 and 199,854.20

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Solution

The fourth proportional to 204,001.40, 306,002.10 and 199,854.20 is: 299,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,001.40 : 306,002.10 = 199,854.20 : x
  2. Step 2: Convert to fraction form
    204,001.40/306,002.10 = 199,854.20/x
  3. Step 3: Cross multiply
    204,001.40x = 306,002.10 × 199,854.20
  4. Step 4: Simplify right side
    204,001.40x = 61,155,804,893.82
  5. Step 5: Solve for x
    x = 61,155,804,893.82/204,001.40
  6. Step 6: Final answer
    x = 299,781.30

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1.5x scale

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.