Home / 165,002.94-247,622.42-70,299.49

Finding the Fourth Proportional to 165,002.94, 247,622.42 and 70,299.49

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Solution

The fourth proportional to 165,002.94, 247,622.42 and 70,299.49 is: 105,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,002.94 : 247,622.42 = 70,299.49 : x
  2. Step 2: Convert to fraction form
    165,002.94/247,622.42 = 70,299.49/x
  3. Step 3: Cross multiply
    165,002.94x = 247,622.42 × 70,299.49
  4. Step 4: Simplify right side
    165,002.94x = 17,407,729,487.07
  5. Step 5: Solve for x
    x = 17,407,729,487.07/165,002.94
  6. Step 6: Final answer
    x = 105,499.51

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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.