Home / 65,292.39-90,131.07-44,100.36

Finding the Fourth Proportional to 65,292.39, 90,131.07 and 44,100.36

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Solution

The fourth proportional to 65,292.39, 90,131.07 and 44,100.36 is: 60,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,292.39 : 90,131.07 = 44,100.36 : x
  2. Step 2: Convert to fraction form
    65,292.39/90,131.07 = 44,100.36/x
  3. Step 3: Cross multiply
    65,292.39x = 90,131.07 × 44,100.36
  4. Step 4: Simplify right side
    65,292.39x = 3,974,812,634.19
  5. Step 5: Solve for x
    x = 3,974,812,634.19/65,292.39
  6. Step 6: Final answer
    x = 60,877.12

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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.