Home / 147,009.84-220,566.60-53,525.04

Finding the Fourth Proportional to 147,009.84, 220,566.60 and 53,525.04

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Solution

The fourth proportional to 147,009.84, 220,566.60 and 53,525.04 is: 80,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,009.84 : 220,566.60 = 53,525.04 : x
  2. Step 2: Convert to fraction form
    147,009.84/220,566.60 = 53,525.04/x
  3. Step 3: Cross multiply
    147,009.84x = 220,566.60 × 53,525.04
  4. Step 4: Simplify right side
    147,009.84x = 11,805,836,087.66
  5. Step 5: Solve for x
    x = 11,805,836,087.66/147,009.84
  6. Step 6: Final answer
    x = 80,306.43

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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.