Home / 230,716.64-346,072.91-72,945.15

Finding the Fourth Proportional to 230,716.64, 346,072.91 and 72,945.15

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Solution

The fourth proportional to 230,716.64, 346,072.91 and 72,945.15 is: 109,417.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,716.64 : 346,072.91 = 72,945.15 : x
  2. Step 2: Convert to fraction form
    230,716.64/346,072.91 = 72,945.15/x
  3. Step 3: Cross multiply
    230,716.64x = 346,072.91 × 72,945.15
  4. Step 4: Simplify right side
    230,716.64x = 25,244,339,966.16
  5. Step 5: Solve for x
    x = 25,244,339,966.16/230,716.64
  6. Step 6: Final answer
    x = 109,417.08

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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.