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Finding the Fourth Proportional to 73,266.14, 109,915.80 and 23,349.08

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Solution

The fourth proportional to 73,266.14, 109,915.80 and 23,349.08 is: 35,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,266.14 : 109,915.80 = 23,349.08 : x
  2. Step 2: Convert to fraction form
    73,266.14/109,915.80 = 23,349.08/x
  3. Step 3: Cross multiply
    73,266.14x = 109,915.80 × 23,349.08
  4. Step 4: Simplify right side
    73,266.14x = 2,566,432,807.46
  5. Step 5: Solve for x
    x = 2,566,432,807.46/73,266.14
  6. Step 6: Final answer
    x = 35,028.91

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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.