Home / 117,220.34-175,854.82-47,105.12

Finding the Fourth Proportional to 117,220.34, 175,854.82 and 47,105.12

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Solution

The fourth proportional to 117,220.34, 175,854.82 and 47,105.12 is: 70,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,220.34 : 175,854.82 = 47,105.12 : x
  2. Step 2: Convert to fraction form
    117,220.34/175,854.82 = 47,105.12/x
  3. Step 3: Cross multiply
    117,220.34x = 175,854.82 × 47,105.12
  4. Step 4: Simplify right side
    117,220.34x = 8,283,662,398.68
  5. Step 5: Solve for x
    x = 8,283,662,398.68/117,220.34
  6. Step 6: Final answer
    x = 70,667.45

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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.