Home / 204,746.20-307,119.28-57,002.20

Finding the Fourth Proportional to 204,746.20, 307,119.28 and 57,002.20

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Solution

The fourth proportional to 204,746.20, 307,119.28 and 57,002.20 is: 85,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,746.20 : 307,119.28 = 57,002.20 : x
  2. Step 2: Convert to fraction form
    204,746.20/307,119.28 = 57,002.20/x
  3. Step 3: Cross multiply
    204,746.20x = 307,119.28 × 57,002.20
  4. Step 4: Simplify right side
    204,746.20x = 17,506,474,622.42
  5. Step 5: Solve for x
    x = 17,506,474,622.42/204,746.20
  6. Step 6: Final answer
    x = 85,503.29

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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.