Home / 48,930.33-67,553.66-45,914.70

Finding the Fourth Proportional to 48,930.33, 67,553.66 and 45,914.70

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Solution

The fourth proportional to 48,930.33, 67,553.66 and 45,914.70 is: 63,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.33 : 67,553.66 = 45,914.70 : x
  2. Step 2: Convert to fraction form
    48,930.33/67,553.66 = 45,914.70/x
  3. Step 3: Cross multiply
    48,930.33x = 67,553.66 × 45,914.70
  4. Step 4: Simplify right side
    48,930.33x = 3,101,705,803.23
  5. Step 5: Solve for x
    x = 3,101,705,803.23/48,930.33
  6. Step 6: Final answer
    x = 63,390.25

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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.