Home / 71,082.36-98,091.81-45,562.50

Finding the Fourth Proportional to 71,082.36, 98,091.81 and 45,562.50

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Solution

The fourth proportional to 71,082.36, 98,091.81 and 45,562.50 is: 62,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,082.36 : 98,091.81 = 45,562.50 : x
  2. Step 2: Convert to fraction form
    71,082.36/98,091.81 = 45,562.50/x
  3. Step 3: Cross multiply
    71,082.36x = 98,091.81 × 45,562.50
  4. Step 4: Simplify right side
    71,082.36x = 4,469,308,093.13
  5. Step 5: Solve for x
    x = 4,469,308,093.13/71,082.36
  6. Step 6: Final answer
    x = 62,875.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.