Home / 109,226.28-150,778.73-73,437.04

Finding the Fourth Proportional to 109,226.28, 150,778.73 and 73,437.04

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Solution

The fourth proportional to 109,226.28, 150,778.73 and 73,437.04 is: 101,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,226.28 : 150,778.73 = 73,437.04 : x
  2. Step 2: Convert to fraction form
    109,226.28/150,778.73 = 73,437.04/x
  3. Step 3: Cross multiply
    109,226.28x = 150,778.73 × 73,437.04
  4. Step 4: Simplify right side
    109,226.28x = 11,072,742,882.03
  5. Step 5: Solve for x
    x = 11,072,742,882.03/109,226.28
  6. Step 6: Final answer
    x = 101,374.35

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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.