Home / 204,023.04-306,094.08-85,632

Finding the Fourth Proportional to 204,023.04, 306,094.08 and 85,632

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Solution

The fourth proportional to 204,023.04, 306,094.08 and 85,632 is: 128,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,023.04 : 306,094.08 = 85,632 : x
  2. Step 2: Convert to fraction form
    204,023.04/306,094.08 = 85,632/x
  3. Step 3: Cross multiply
    204,023.04x = 306,094.08 × 85,632
  4. Step 4: Simplify right side
    204,023.04x = 26,211,448,258.56
  5. Step 5: Solve for x
    x = 26,211,448,258.56/204,023.04
  6. Step 6: Final answer
    x = 128,472.98

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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.