Home / 147,180.48-220,772.79-41,999.46

Finding the Fourth Proportional to 147,180.48, 220,772.79 and 41,999.46

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Solution

The fourth proportional to 147,180.48, 220,772.79 and 41,999.46 is: 62,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,180.48 : 220,772.79 = 41,999.46 : x
  2. Step 2: Convert to fraction form
    147,180.48/220,772.79 = 41,999.46/x
  3. Step 3: Cross multiply
    147,180.48x = 220,772.79 × 41,999.46
  4. Step 4: Simplify right side
    147,180.48x = 9,272,337,962.69
  5. Step 5: Solve for x
    x = 9,272,337,962.69/147,180.48
  6. Step 6: Final answer
    x = 62,999.78

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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.