Home / 354,262.10-531,278.02-117,541.22

Finding the Fourth Proportional to 354,262.10, 531,278.02 and 117,541.22

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Solution

The fourth proportional to 354,262.10, 531,278.02 and 117,541.22 is: 176,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,262.10 : 531,278.02 = 117,541.22 : x
  2. Step 2: Convert to fraction form
    354,262.10/531,278.02 = 117,541.22/x
  3. Step 3: Cross multiply
    354,262.10x = 531,278.02 × 117,541.22
  4. Step 4: Simplify right side
    354,262.10x = 62,447,067,664.33
  5. Step 5: Solve for x
    x = 62,447,067,664.33/354,262.10
  6. Step 6: Final answer
    x = 176,273.63

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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.