Home / 95,732.86-143,286.24-70,425.64

Finding the Fourth Proportional to 95,732.86, 143,286.24 and 70,425.64

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Solution

The fourth proportional to 95,732.86, 143,286.24 and 70,425.64 is: 105,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,732.86 : 143,286.24 = 70,425.64 : x
  2. Step 2: Convert to fraction form
    95,732.86/143,286.24 = 70,425.64/x
  3. Step 3: Cross multiply
    95,732.86x = 143,286.24 × 70,425.64
  4. Step 4: Simplify right side
    95,732.86x = 10,091,025,155.19
  5. Step 5: Solve for x
    x = 10,091,025,155.19/95,732.86
  6. Step 6: Final answer
    x = 105,408.17

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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.