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Finding the Fourth Proportional to 64,862.94, 97,304.44 and 27,423.12

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Solution

The fourth proportional to 64,862.94, 97,304.44 and 27,423.12 is: 41,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,862.94 : 97,304.44 = 27,423.12 : x
  2. Step 2: Convert to fraction form
    64,862.94/97,304.44 = 27,423.12/x
  3. Step 3: Cross multiply
    64,862.94x = 97,304.44 × 27,423.12
  4. Step 4: Simplify right side
    64,862.94x = 2,668,391,334.65
  5. Step 5: Solve for x
    x = 2,668,391,334.65/64,862.94
  6. Step 6: Final answer
    x = 41,138.92

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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.