Home / 275,133.04-412,818.26-148,862.21

Finding the Fourth Proportional to 275,133.04, 412,818.26 and 148,862.21

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Solution

The fourth proportional to 275,133.04, 412,818.26 and 148,862.21 is: 223,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,133.04 : 412,818.26 = 148,862.21 : x
  2. Step 2: Convert to fraction form
    275,133.04/412,818.26 = 148,862.21/x
  3. Step 3: Cross multiply
    275,133.04x = 412,818.26 × 148,862.21
  4. Step 4: Simplify right side
    275,133.04x = 61,453,035,703.55
  5. Step 5: Solve for x
    x = 61,453,035,703.55/275,133.04
  6. Step 6: Final answer
    x = 223,357.53

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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.