Home / 204,423.40-306,635.10-92,230.30

Finding the Fourth Proportional to 204,423.40, 306,635.10 and 92,230.30

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Solution

The fourth proportional to 204,423.40, 306,635.10 and 92,230.30 is: 138,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,423.40 : 306,635.10 = 92,230.30 : x
  2. Step 2: Convert to fraction form
    204,423.40/306,635.10 = 92,230.30/x
  3. Step 3: Cross multiply
    204,423.40x = 306,635.10 × 92,230.30
  4. Step 4: Simplify right side
    204,423.40x = 28,281,047,263.53
  5. Step 5: Solve for x
    x = 28,281,047,263.53/204,423.40
  6. Step 6: Final answer
    x = 138,345.45

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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.