Home / 89,077.70-133,616.46-36,487.28

Finding the Fourth Proportional to 89,077.70, 133,616.46 and 36,487.28

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Solution

The fourth proportional to 89,077.70, 133,616.46 and 36,487.28 is: 54,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,077.70 : 133,616.46 = 36,487.28 : x
  2. Step 2: Convert to fraction form
    89,077.70/133,616.46 = 36,487.28/x
  3. Step 3: Cross multiply
    89,077.70x = 133,616.46 × 36,487.28
  4. Step 4: Simplify right side
    89,077.70x = 4,875,301,188.63
  5. Step 5: Solve for x
    x = 4,875,301,188.63/89,077.70
  6. Step 6: Final answer
    x = 54,730.88

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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.