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Finding the Fourth Proportional to 230,220.48, 345,337.20 and 64,008.48

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Solution

The fourth proportional to 230,220.48, 345,337.20 and 64,008.48 is: 96,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,220.48 : 345,337.20 = 64,008.48 : x
  2. Step 2: Convert to fraction form
    230,220.48/345,337.20 = 64,008.48/x
  3. Step 3: Cross multiply
    230,220.48x = 345,337.20 × 64,008.48
  4. Step 4: Simplify right side
    230,220.48x = 22,104,509,259.46
  5. Step 5: Solve for x
    x = 22,104,509,259.46/230,220.48
  6. Step 6: Final answer
    x = 96,014.52

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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.