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Finding the Fourth Proportional to 133,787.65, 184,625.53 and 73,358.11

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Solution

The fourth proportional to 133,787.65, 184,625.53 and 73,358.11 is: 101,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,787.65 : 184,625.53 = 73,358.11 : x
  2. Step 2: Convert to fraction form
    133,787.65/184,625.53 = 73,358.11/x
  3. Step 3: Cross multiply
    133,787.65x = 184,625.53 × 73,358.11
  4. Step 4: Simplify right side
    133,787.65x = 13,543,778,947.42
  5. Step 5: Solve for x
    x = 13,543,778,947.42/133,787.65
  6. Step 6: Final answer
    x = 101,233.40

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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.