Home / 268,228.30-370,161.57-147,377.41

Finding the Fourth Proportional to 268,228.30, 370,161.57 and 147,377.41

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Solution

The fourth proportional to 268,228.30, 370,161.57 and 147,377.41 is: 203,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,228.30 : 370,161.57 = 147,377.41 : x
  2. Step 2: Convert to fraction form
    268,228.30/370,161.57 = 147,377.41/x
  3. Step 3: Cross multiply
    268,228.30x = 370,161.57 × 147,377.41
  4. Step 4: Simplify right side
    268,228.30x = 54,553,453,468.13
  5. Step 5: Solve for x
    x = 54,553,453,468.13/268,228.30
  6. Step 6: Final answer
    x = 203,384.41

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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.