Home / 165,637.70-248,456.55-157,084.10

Finding the Fourth Proportional to 165,637.70, 248,456.55 and 157,084.10

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Solution

The fourth proportional to 165,637.70, 248,456.55 and 157,084.10 is: 235,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,637.70 : 248,456.55 = 157,084.10 : x
  2. Step 2: Convert to fraction form
    165,637.70/248,456.55 = 157,084.10/x
  3. Step 3: Cross multiply
    165,637.70x = 248,456.55 × 157,084.10
  4. Step 4: Simplify right side
    165,637.70x = 39,028,573,545.86
  5. Step 5: Solve for x
    x = 39,028,573,545.86/165,637.70
  6. Step 6: Final answer
    x = 235,626.15

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1.5x scale

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.