Home / 148,447.23-204,859.44-84,785.15

Finding the Fourth Proportional to 148,447.23, 204,859.44 and 84,785.15

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Solution

The fourth proportional to 148,447.23, 204,859.44 and 84,785.15 is: 117,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,447.23 : 204,859.44 = 84,785.15 : x
  2. Step 2: Convert to fraction form
    148,447.23/204,859.44 = 84,785.15/x
  3. Step 3: Cross multiply
    148,447.23x = 204,859.44 × 84,785.15
  4. Step 4: Simplify right side
    148,447.23x = 17,369,037,325.02
  5. Step 5: Solve for x
    x = 17,369,037,325.02/148,447.23
  6. Step 6: Final answer
    x = 117,004.79

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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.