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Finding the Fourth Proportional to 165,611.70, 248,417.55 and 95,627.70

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Solution

The fourth proportional to 165,611.70, 248,417.55 and 95,627.70 is: 143,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,611.70 : 248,417.55 = 95,627.70 : x
  2. Step 2: Convert to fraction form
    165,611.70/248,417.55 = 95,627.70/x
  3. Step 3: Cross multiply
    165,611.70x = 248,417.55 × 95,627.70
  4. Step 4: Simplify right side
    165,611.70x = 23,755,598,946.14
  5. Step 5: Solve for x
    x = 23,755,598,946.14/165,611.70
  6. Step 6: Final answer
    x = 143,441.55

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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.