Home / 146,691.60-202,434.48-83,028.12

Finding the Fourth Proportional to 146,691.60, 202,434.48 and 83,028.12

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Solution

The fourth proportional to 146,691.60, 202,434.48 and 83,028.12 is: 114,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,691.60 : 202,434.48 = 83,028.12 : x
  2. Step 2: Convert to fraction form
    146,691.60/202,434.48 = 83,028.12/x
  3. Step 3: Cross multiply
    146,691.60x = 202,434.48 × 83,028.12
  4. Step 4: Simplify right side
    146,691.60x = 16,807,754,297.58
  5. Step 5: Solve for x
    x = 16,807,754,297.58/146,691.60
  6. Step 6: Final answer
    x = 114,578.85

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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.