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Finding the Fourth Proportional to 230,224.48, 345,343.20 and 64,012.48

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Solution

The fourth proportional to 230,224.48, 345,343.20 and 64,012.48 is: 96,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,224.48 : 345,343.20 = 64,012.48 : x
  2. Step 2: Convert to fraction form
    230,224.48/345,343.20 = 64,012.48/x
  3. Step 3: Cross multiply
    230,224.48x = 345,343.20 × 64,012.48
  4. Step 4: Simplify right side
    230,224.48x = 22,106,274,683.14
  5. Step 5: Solve for x
    x = 22,106,274,683.14/230,224.48
  6. Step 6: Final answer
    x = 96,020.52

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1.5x scale

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.