Home / 165,185.40-247,778.10-97,825.80

Finding the Fourth Proportional to 165,185.40, 247,778.10 and 97,825.80

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Solution

The fourth proportional to 165,185.40, 247,778.10 and 97,825.80 is: 146,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,185.40 : 247,778.10 = 97,825.80 : x
  2. Step 2: Convert to fraction form
    165,185.40/247,778.10 = 97,825.80/x
  3. Step 3: Cross multiply
    165,185.40x = 247,778.10 × 97,825.80
  4. Step 4: Simplify right side
    165,185.40x = 24,239,090,854.98
  5. Step 5: Solve for x
    x = 24,239,090,854.98/165,185.40
  6. Step 6: Final answer
    x = 146,738.70

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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.