Home / 90,844.44-136,266.71-40,866.16

Finding the Fourth Proportional to 90,844.44, 136,266.71 and 40,866.16

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Solution

The fourth proportional to 90,844.44, 136,266.71 and 40,866.16 is: 61,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,844.44 : 136,266.71 = 40,866.16 : x
  2. Step 2: Convert to fraction form
    90,844.44/136,266.71 = 40,866.16/x
  3. Step 3: Cross multiply
    90,844.44x = 136,266.71 × 40,866.16
  4. Step 4: Simplify right side
    90,844.44x = 5,568,696,884.04
  5. Step 5: Solve for x
    x = 5,568,696,884.04/90,844.44
  6. Step 6: Final answer
    x = 61,299.26

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1.5x scale

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.