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Finding the Fourth Proportional to 67,076, 100,660.08 and 23,300

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Solution

The fourth proportional to 67,076, 100,660.08 and 23,300 is: 34,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,076 : 100,660.08 = 23,300 : x
  2. Step 2: Convert to fraction form
    67,076/100,660.08 = 23,300/x
  3. Step 3: Cross multiply
    67,076x = 100,660.08 × 23,300
  4. Step 4: Simplify right side
    67,076x = 2,345,379,864
  5. Step 5: Solve for x
    x = 2,345,379,864/67,076
  6. Step 6: Final answer
    x = 34,966.01

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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.