Home / 91,968.44-126,916.32-53,754.26

Finding the Fourth Proportional to 91,968.44, 126,916.32 and 53,754.26

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Solution

The fourth proportional to 91,968.44, 126,916.32 and 53,754.26 is: 74,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,968.44 : 126,916.32 = 53,754.26 : x
  2. Step 2: Convert to fraction form
    91,968.44/126,916.32 = 53,754.26/x
  3. Step 3: Cross multiply
    91,968.44x = 126,916.32 × 53,754.26
  4. Step 4: Simplify right side
    91,968.44x = 6,822,292,863.52
  5. Step 5: Solve for x
    x = 6,822,292,863.52/91,968.44
  6. Step 6: Final answer
    x = 74,180.80

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1.5x scale

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.