Home / 89,259.68-133,887.62-36,631.96

Finding the Fourth Proportional to 89,259.68, 133,887.62 and 36,631.96

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Solution

The fourth proportional to 89,259.68, 133,887.62 and 36,631.96 is: 54,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,259.68 : 133,887.62 = 36,631.96 : x
  2. Step 2: Convert to fraction form
    89,259.68/133,887.62 = 36,631.96/x
  3. Step 3: Cross multiply
    89,259.68x = 133,887.62 × 36,631.96
  4. Step 4: Simplify right side
    89,259.68x = 4,904,565,940.34
  5. Step 5: Solve for x
    x = 4,904,565,940.34/89,259.68
  6. Step 6: Final answer
    x = 54,947.16

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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.