Home / 109,026.46-163,372.75-73,355.64

Finding the Fourth Proportional to 109,026.46, 163,372.75 and 73,355.64

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Solution

The fourth proportional to 109,026.46, 163,372.75 and 73,355.64 is: 109,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,026.46 : 163,372.75 = 73,355.64 : x
  2. Step 2: Convert to fraction form
    109,026.46/163,372.75 = 73,355.64/x
  3. Step 3: Cross multiply
    109,026.46x = 163,372.75 × 73,355.64
  4. Step 4: Simplify right side
    109,026.46x = 11,984,312,634.81
  5. Step 5: Solve for x
    x = 11,984,312,634.81/109,026.46
  6. Step 6: Final answer
    x = 109,921.14

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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.