Home / 64,948.97-89,621.67-36,270.22

Finding the Fourth Proportional to 64,948.97, 89,621.67 and 36,270.22

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Solution

The fourth proportional to 64,948.97, 89,621.67 and 36,270.22 is: 50,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,948.97 : 89,621.67 = 36,270.22 : x
  2. Step 2: Convert to fraction form
    64,948.97/89,621.67 = 36,270.22/x
  3. Step 3: Cross multiply
    64,948.97x = 89,621.67 × 36,270.22
  4. Step 4: Simplify right side
    64,948.97x = 3,250,597,713.70
  5. Step 5: Solve for x
    x = 3,250,597,713.70/64,948.97
  6. Step 6: Final answer
    x = 50,048.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.