Home / 47,331.70-70,876.14-45,930.22

Finding the Fourth Proportional to 47,331.70, 70,876.14 and 45,930.22

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Solution

The fourth proportional to 47,331.70, 70,876.14 and 45,930.22 is: 68,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,331.70 : 70,876.14 = 45,930.22 : x
  2. Step 2: Convert to fraction form
    47,331.70/70,876.14 = 45,930.22/x
  3. Step 3: Cross multiply
    47,331.70x = 70,876.14 × 45,930.22
  4. Step 4: Simplify right side
    47,331.70x = 3,255,356,702.95
  5. Step 5: Solve for x
    x = 3,255,356,702.95/47,331.70
  6. Step 6: Final answer
    x = 68,777.51

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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.