Home / 158,988.05-219,355.67-95,302.61

Finding the Fourth Proportional to 158,988.05, 219,355.67 and 95,302.61

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Solution

The fourth proportional to 158,988.05, 219,355.67 and 95,302.61 is: 131,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,988.05 : 219,355.67 = 95,302.61 : x
  2. Step 2: Convert to fraction form
    158,988.05/219,355.67 = 95,302.61/x
  3. Step 3: Cross multiply
    158,988.05x = 219,355.67 × 95,302.61
  4. Step 4: Simplify right side
    158,988.05x = 20,905,167,392.79
  5. Step 5: Solve for x
    x = 20,905,167,392.79/158,988.05
  6. Step 6: Final answer
    x = 131,488.92

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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.