Home / 60,782.90-91,165.23-19,224.50

Finding the Fourth Proportional to 60,782.90, 91,165.23 and 19,224.50

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Solution

The fourth proportional to 60,782.90, 91,165.23 and 19,224.50 is: 28,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.90 : 91,165.23 = 19,224.50 : x
  2. Step 2: Convert to fraction form
    60,782.90/91,165.23 = 19,224.50/x
  3. Step 3: Cross multiply
    60,782.90x = 91,165.23 × 19,224.50
  4. Step 4: Simplify right side
    60,782.90x = 1,752,605,964.14
  5. Step 5: Solve for x
    x = 1,752,605,964.14/60,782.90
  6. Step 6: Final answer
    x = 28,833.87

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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.