Home / 202,466.25-279,403.46-117,588.78

Finding the Fourth Proportional to 202,466.25, 279,403.46 and 117,588.78

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Solution

The fourth proportional to 202,466.25, 279,403.46 and 117,588.78 is: 162,272.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,466.25 : 279,403.46 = 117,588.78 : x
  2. Step 2: Convert to fraction form
    202,466.25/279,403.46 = 117,588.78/x
  3. Step 3: Cross multiply
    202,466.25x = 279,403.46 × 117,588.78
  4. Step 4: Simplify right side
    202,466.25x = 32,854,711,401.23
  5. Step 5: Solve for x
    x = 32,854,711,401.23/202,466.25
  6. Step 6: Final answer
    x = 162,272.53

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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.