Home / 235,434.18-353,143.39-102,314.44

Finding the Fourth Proportional to 235,434.18, 353,143.39 and 102,314.44

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Solution

The fourth proportional to 235,434.18, 353,143.39 and 102,314.44 is: 153,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,434.18 : 353,143.39 = 102,314.44 : x
  2. Step 2: Convert to fraction form
    235,434.18/353,143.39 = 102,314.44/x
  3. Step 3: Cross multiply
    235,434.18x = 353,143.39 × 102,314.44
  4. Step 4: Simplify right side
    235,434.18x = 36,131,667,537.59
  5. Step 5: Solve for x
    x = 36,131,667,537.59/235,434.18
  6. Step 6: Final answer
    x = 153,468.23

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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.