Home / 45,481.19-68,138.66-32,970.18

Finding the Fourth Proportional to 45,481.19, 68,138.66 and 32,970.18

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Solution

The fourth proportional to 45,481.19, 68,138.66 and 32,970.18 is: 49,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,481.19 : 68,138.66 = 32,970.18 : x
  2. Step 2: Convert to fraction form
    45,481.19/68,138.66 = 32,970.18/x
  3. Step 3: Cross multiply
    45,481.19x = 68,138.66 × 32,970.18
  4. Step 4: Simplify right side
    45,481.19x = 2,246,543,885.16
  5. Step 5: Solve for x
    x = 2,246,543,885.16/45,481.19
  6. Step 6: Final answer
    x = 49,395.01

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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.