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Finding the Fourth Proportional to 230,250.50, 345,395.19 and 64,038.50

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Solution

The fourth proportional to 230,250.50, 345,395.19 and 64,038.50 is: 96,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,250.50 : 345,395.19 = 64,038.50 : x
  2. Step 2: Convert to fraction form
    230,250.50/345,395.19 = 64,038.50/x
  3. Step 3: Cross multiply
    230,250.50x = 345,395.19 × 64,038.50
  4. Step 4: Simplify right side
    230,250.50x = 22,118,589,874.82
  5. Step 5: Solve for x
    x = 22,118,589,874.82/230,250.50
  6. Step 6: Final answer
    x = 96,063.16

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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.