Home / 69,371.40-104,057.10-48,376.20

Finding the Fourth Proportional to 69,371.40, 104,057.10 and 48,376.20

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Solution

The fourth proportional to 69,371.40, 104,057.10 and 48,376.20 is: 72,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,371.40 : 104,057.10 = 48,376.20 : x
  2. Step 2: Convert to fraction form
    69,371.40/104,057.10 = 48,376.20/x
  3. Step 3: Cross multiply
    69,371.40x = 104,057.10 × 48,376.20
  4. Step 4: Simplify right side
    69,371.40x = 5,033,887,081.02
  5. Step 5: Solve for x
    x = 5,033,887,081.02/69,371.40
  6. Step 6: Final answer
    x = 72,564.30

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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.