Home / 309,511.46-464,334.03-96,275.31

Finding the Fourth Proportional to 309,511.46, 464,334.03 and 96,275.31

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Solution

The fourth proportional to 309,511.46, 464,334.03 and 96,275.31 is: 144,433.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,511.46 : 464,334.03 = 96,275.31 : x
  2. Step 2: Convert to fraction form
    309,511.46/464,334.03 = 96,275.31/x
  3. Step 3: Cross multiply
    309,511.46x = 464,334.03 × 96,275.31
  4. Step 4: Simplify right side
    309,511.46x = 44,703,902,200.42
  5. Step 5: Solve for x
    x = 44,703,902,200.42/309,511.46
  6. Step 6: Final answer
    x = 144,433.76

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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.