Home / 195,315.81-292,672.17-131,887.35

Finding the Fourth Proportional to 195,315.81, 292,672.17 and 131,887.35

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Solution

The fourth proportional to 195,315.81, 292,672.17 and 131,887.35 is: 197,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,315.81 : 292,672.17 = 131,887.35 : x
  2. Step 2: Convert to fraction form
    195,315.81/292,672.17 = 131,887.35/x
  3. Step 3: Cross multiply
    195,315.81x = 292,672.17 × 131,887.35
  4. Step 4: Simplify right side
    195,315.81x = 38,599,756,920.05
  5. Step 5: Solve for x
    x = 38,599,756,920.05/195,315.81
  6. Step 6: Final answer
    x = 197,627.41

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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.