Home / 60,440.09-90,628.84-27,131.47

Finding the Fourth Proportional to 60,440.09, 90,628.84 and 27,131.47

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Solution

The fourth proportional to 60,440.09, 90,628.84 and 27,131.47 is: 40,683.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,440.09 : 90,628.84 = 27,131.47 : x
  2. Step 2: Convert to fraction form
    60,440.09/90,628.84 = 27,131.47/x
  3. Step 3: Cross multiply
    60,440.09x = 90,628.84 × 27,131.47
  4. Step 4: Simplify right side
    60,440.09x = 2,458,893,653.59
  5. Step 5: Solve for x
    x = 2,458,893,653.59/60,440.09
  6. Step 6: Final answer
    x = 40,683.16

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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.