Home / 89,133.75-133,533.77-44,708.49

Finding the Fourth Proportional to 89,133.75, 133,533.77 and 44,708.49

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Solution

The fourth proportional to 89,133.75, 133,533.77 and 44,708.49 is: 66,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,133.75 : 133,533.77 = 44,708.49 : x
  2. Step 2: Convert to fraction form
    89,133.75/133,533.77 = 44,708.49/x
  3. Step 3: Cross multiply
    89,133.75x = 133,533.77 × 44,708.49
  4. Step 4: Simplify right side
    89,133.75x = 5,970,092,997.16
  5. Step 5: Solve for x
    x = 5,970,092,997.16/89,133.75
  6. Step 6: Final answer
    x = 66,979.04

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1.5x scale

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.