Home / 268,478.24-370,500.26-147,621.56

Finding the Fourth Proportional to 268,478.24, 370,500.26 and 147,621.56

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Solution

The fourth proportional to 268,478.24, 370,500.26 and 147,621.56 is: 203,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,478.24 : 370,500.26 = 147,621.56 : x
  2. Step 2: Convert to fraction form
    268,478.24/370,500.26 = 147,621.56/x
  3. Step 3: Cross multiply
    268,478.24x = 370,500.26 × 147,621.56
  4. Step 4: Simplify right side
    268,478.24x = 54,693,826,361.61
  5. Step 5: Solve for x
    x = 54,693,826,361.61/268,478.24
  6. Step 6: Final answer
    x = 203,717.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.