Home / 90,941.33-125,453.91-60,767.11

Finding the Fourth Proportional to 90,941.33, 125,453.91 and 60,767.11

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Solution

The fourth proportional to 90,941.33, 125,453.91 and 60,767.11 is: 83,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,941.33 : 125,453.91 = 60,767.11 : x
  2. Step 2: Convert to fraction form
    90,941.33/125,453.91 = 60,767.11/x
  3. Step 3: Cross multiply
    90,941.33x = 125,453.91 × 60,767.11
  4. Step 4: Simplify right side
    90,941.33x = 7,623,471,933.59
  5. Step 5: Solve for x
    x = 7,623,471,933.59/90,941.33
  6. Step 6: Final answer
    x = 83,828.46

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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.