Home / 89,009.10-133,600.05-44,685.90

Finding the Fourth Proportional to 89,009.10, 133,600.05 and 44,685.90

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Solution

The fourth proportional to 89,009.10, 133,600.05 and 44,685.90 is: 67,072.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,009.10 : 133,600.05 = 44,685.90 : x
  2. Step 2: Convert to fraction form
    89,009.10/133,600.05 = 44,685.90/x
  3. Step 3: Cross multiply
    89,009.10x = 133,600.05 × 44,685.90
  4. Step 4: Simplify right side
    89,009.10x = 5,970,038,474.30
  5. Step 5: Solve for x
    x = 5,970,038,474.30/89,009.10
  6. Step 6: Final answer
    x = 67,072.23

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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.