Home / 48,302.20-72,453.30-43,928.20

Finding the Fourth Proportional to 48,302.20, 72,453.30 and 43,928.20

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Solution

The fourth proportional to 48,302.20, 72,453.30 and 43,928.20 is: 65,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.20 : 72,453.30 = 43,928.20 : x
  2. Step 2: Convert to fraction form
    48,302.20/72,453.30 = 43,928.20/x
  3. Step 3: Cross multiply
    48,302.20x = 72,453.30 × 43,928.20
  4. Step 4: Simplify right side
    48,302.20x = 3,182,743,053.06
  5. Step 5: Solve for x
    x = 3,182,743,053.06/48,302.20
  6. Step 6: Final answer
    x = 65,892.30

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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.