Home / 313,335.73-432,404.19-170,095.87

Finding the Fourth Proportional to 313,335.73, 432,404.19 and 170,095.87

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Solution

The fourth proportional to 313,335.73, 432,404.19 and 170,095.87 is: 234,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,335.73 : 432,404.19 = 170,095.87 : x
  2. Step 2: Convert to fraction form
    313,335.73/432,404.19 = 170,095.87/x
  3. Step 3: Cross multiply
    313,335.73x = 432,404.19 × 170,095.87
  4. Step 4: Simplify right side
    313,335.73x = 73,550,166,889.70
  5. Step 5: Solve for x
    x = 73,550,166,889.70/313,335.73
  6. Step 6: Final answer
    x = 234,732.78

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1.5x scale

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.