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Finding the Fourth Proportional to 230,247, 345,389.94 and 64,035

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Solution

The fourth proportional to 230,247, 345,389.94 and 64,035 is: 96,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,247 : 345,389.94 = 64,035 : x
  2. Step 2: Convert to fraction form
    230,247/345,389.94 = 64,035/x
  3. Step 3: Cross multiply
    230,247x = 345,389.94 × 64,035
  4. Step 4: Simplify right side
    230,247x = 22,117,044,807.90
  5. Step 5: Solve for x
    x = 22,117,044,807.90/230,247
  6. Step 6: Final answer
    x = 96,057.91

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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.