Home / 309,207.03-463,876.76-95,970.48

Finding the Fourth Proportional to 309,207.03, 463,876.76 and 95,970.48

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Solution

The fourth proportional to 309,207.03, 463,876.76 and 95,970.48 is: 143,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,207.03 : 463,876.76 = 95,970.48 : x
  2. Step 2: Convert to fraction form
    309,207.03/463,876.76 = 95,970.48/x
  3. Step 3: Cross multiply
    309,207.03x = 463,876.76 × 95,970.48
  4. Step 4: Simplify right side
    309,207.03x = 44,518,475,318.04
  5. Step 5: Solve for x
    x = 44,518,475,318.04/309,207.03
  6. Step 6: Final answer
    x = 143,976.27

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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.