Home / 209,207.01-313,944.17-76,074.60

Finding the Fourth Proportional to 209,207.01, 313,944.17 and 76,074.60

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Solution

The fourth proportional to 209,207.01, 313,944.17 and 76,074.60 is: 114,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,207.01 : 313,944.17 = 76,074.60 : x
  2. Step 2: Convert to fraction form
    209,207.01/313,944.17 = 76,074.60/x
  3. Step 3: Cross multiply
    209,207.01x = 313,944.17 × 76,074.60
  4. Step 4: Simplify right side
    209,207.01x = 23,883,176,774.71
  5. Step 5: Solve for x
    x = 23,883,176,774.71/209,207.01
  6. Step 6: Final answer
    x = 114,160.50

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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.