Home / 225,435.02-338,204.37-67,666.46

Finding the Fourth Proportional to 225,435.02, 338,204.37 and 67,666.46

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Solution

The fourth proportional to 225,435.02, 338,204.37 and 67,666.46 is: 101,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,435.02 : 338,204.37 = 67,666.46 : x
  2. Step 2: Convert to fraction form
    225,435.02/338,204.37 = 67,666.46/x
  3. Step 3: Cross multiply
    225,435.02x = 338,204.37 × 67,666.46
  4. Step 4: Simplify right side
    225,435.02x = 22,885,092,474.43
  5. Step 5: Solve for x
    x = 22,885,092,474.43/225,435.02
  6. Step 6: Final answer
    x = 101,515.25

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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.