Home / 228,767.14-343,196.52-79,012.90

Finding the Fourth Proportional to 228,767.14, 343,196.52 and 79,012.90

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Solution

The fourth proportional to 228,767.14, 343,196.52 and 79,012.90 is: 118,535.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,767.14 : 343,196.52 = 79,012.90 : x
  2. Step 2: Convert to fraction form
    228,767.14/343,196.52 = 79,012.90/x
  3. Step 3: Cross multiply
    228,767.14x = 343,196.52 × 79,012.90
  4. Step 4: Simplify right side
    228,767.14x = 27,116,952,315.11
  5. Step 5: Solve for x
    x = 27,116,952,315.11/228,767.14
  6. Step 6: Final answer
    x = 118,535.17

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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.