Home / 158,911.26-219,205.94-95,212.16

Finding the Fourth Proportional to 158,911.26, 219,205.94 and 95,212.16

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Solution

The fourth proportional to 158,911.26, 219,205.94 and 95,212.16 is: 131,337.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,911.26 : 219,205.94 = 95,212.16 : x
  2. Step 2: Convert to fraction form
    158,911.26/219,205.94 = 95,212.16/x
  3. Step 3: Cross multiply
    158,911.26x = 219,205.94 × 95,212.16
  4. Step 4: Simplify right side
    158,911.26x = 20,871,069,460.14
  5. Step 5: Solve for x
    x = 20,871,069,460.14/158,911.26
  6. Step 6: Final answer
    x = 131,337.89

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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.