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Finding the Fourth Proportional to 235,626.40, 352,856.40 and 151,256.80

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Solution

The fourth proportional to 235,626.40, 352,856.40 and 151,256.80 is: 226,510.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,626.40 : 352,856.40 = 151,256.80 : x
  2. Step 2: Convert to fraction form
    235,626.40/352,856.40 = 151,256.80/x
  3. Step 3: Cross multiply
    235,626.40x = 352,856.40 × 151,256.80
  4. Step 4: Simplify right side
    235,626.40x = 53,371,929,923.52
  5. Step 5: Solve for x
    x = 53,371,929,923.52/235,626.40
  6. Step 6: Final answer
    x = 226,510.82

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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.