Home / 202,938.18-304,512.27-147,238.03

Finding the Fourth Proportional to 202,938.18, 304,512.27 and 147,238.03

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Solution

The fourth proportional to 202,938.18, 304,512.27 and 147,238.03 is: 220,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,938.18 : 304,512.27 = 147,238.03 : x
  2. Step 2: Convert to fraction form
    202,938.18/304,512.27 = 147,238.03/x
  3. Step 3: Cross multiply
    202,938.18x = 304,512.27 × 147,238.03
  4. Step 4: Simplify right side
    202,938.18x = 44,835,786,287.08
  5. Step 5: Solve for x
    x = 44,835,786,287.08/202,938.18
  6. Step 6: Final answer
    x = 220,933.22

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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.