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Finding the Fourth Proportional to 68,937.93, 103,423.53 and 23,952.74

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Solution

The fourth proportional to 68,937.93, 103,423.53 and 23,952.74 is: 35,934.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,937.93 : 103,423.53 = 23,952.74 : x
  2. Step 2: Convert to fraction form
    68,937.93/103,423.53 = 23,952.74/x
  3. Step 3: Cross multiply
    68,937.93x = 103,423.53 × 23,952.74
  4. Step 4: Simplify right side
    68,937.93x = 2,477,276,923.97
  5. Step 5: Solve for x
    x = 2,477,276,923.97/68,937.93
  6. Step 6: Final answer
    x = 35,934.89

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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.