Home / 102,853.02-154,296.68-35,382.33

Finding the Fourth Proportional to 102,853.02, 154,296.68 and 35,382.33

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Solution

The fourth proportional to 102,853.02, 154,296.68 and 35,382.33 is: 53,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,853.02 : 154,296.68 = 35,382.33 : x
  2. Step 2: Convert to fraction form
    102,853.02/154,296.68 = 35,382.33/x
  3. Step 3: Cross multiply
    102,853.02x = 154,296.68 × 35,382.33
  4. Step 4: Simplify right side
    102,853.02x = 5,459,375,278.18
  5. Step 5: Solve for x
    x = 5,459,375,278.18/102,853.02
  6. Step 6: Final answer
    x = 53,079.39

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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.