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Finding the Fourth Proportional to 119,132.58, 178,703.16 and 59,936.04

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Solution

The fourth proportional to 119,132.58, 178,703.16 and 59,936.04 is: 89,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,132.58 : 178,703.16 = 59,936.04 : x
  2. Step 2: Convert to fraction form
    119,132.58/178,703.16 = 59,936.04/x
  3. Step 3: Cross multiply
    119,132.58x = 178,703.16 × 59,936.04
  4. Step 4: Simplify right side
    119,132.58x = 10,710,759,745.89
  5. Step 5: Solve for x
    x = 10,710,759,745.89/119,132.58
  6. Step 6: Final answer
    x = 89,906.22

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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.