Home / 89,251.37-133,877.07-30,082.10

Finding the Fourth Proportional to 89,251.37, 133,877.07 and 30,082.10

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Solution

The fourth proportional to 89,251.37, 133,877.07 and 30,082.10 is: 45,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,251.37 : 133,877.07 = 30,082.10 : x
  2. Step 2: Convert to fraction form
    89,251.37/133,877.07 = 30,082.10/x
  3. Step 3: Cross multiply
    89,251.37x = 133,877.07 × 30,082.10
  4. Step 4: Simplify right side
    89,251.37x = 4,027,303,407.45
  5. Step 5: Solve for x
    x = 4,027,303,407.45/89,251.37
  6. Step 6: Final answer
    x = 45,123.16

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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.