Home / 235,510.28-353,148.76-100,553.24

Finding the Fourth Proportional to 235,510.28, 353,148.76 and 100,553.24

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Solution

The fourth proportional to 235,510.28, 353,148.76 and 100,553.24 is: 150,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,510.28 : 353,148.76 = 100,553.24 : x
  2. Step 2: Convert to fraction form
    235,510.28/353,148.76 = 100,553.24/x
  3. Step 3: Cross multiply
    235,510.28x = 353,148.76 × 100,553.24
  4. Step 4: Simplify right side
    235,510.28x = 35,510,252,019.98
  5. Step 5: Solve for x
    x = 35,510,252,019.98/235,510.28
  6. Step 6: Final answer
    x = 150,780.05

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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.