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Finding the Fourth Proportional to 215,335.84, 323,000.88 and 75,094

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Solution

The fourth proportional to 215,335.84, 323,000.88 and 75,094 is: 112,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,335.84 : 323,000.88 = 75,094 : x
  2. Step 2: Convert to fraction form
    215,335.84/323,000.88 = 75,094/x
  3. Step 3: Cross multiply
    215,335.84x = 323,000.88 × 75,094
  4. Step 4: Simplify right side
    215,335.84x = 24,255,428,082.72
  5. Step 5: Solve for x
    x = 24,255,428,082.72/215,335.84
  6. Step 6: Final answer
    x = 112,640.00

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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.