Home / 49,089.16-67,782.99-40,015.95

Finding the Fourth Proportional to 49,089.16, 67,782.99 and 40,015.95

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Solution

The fourth proportional to 49,089.16, 67,782.99 and 40,015.95 is: 55,254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,089.16 : 67,782.99 = 40,015.95 : x
  2. Step 2: Convert to fraction form
    49,089.16/67,782.99 = 40,015.95/x
  3. Step 3: Cross multiply
    49,089.16x = 67,782.99 × 40,015.95
  4. Step 4: Simplify right side
    49,089.16x = 2,712,400,738.69
  5. Step 5: Solve for x
    x = 2,712,400,738.69/49,089.16
  6. Step 6: Final answer
    x = 55,254.58

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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.