Home / 131,032.81-196,592.96-52,125.85

Finding the Fourth Proportional to 131,032.81, 196,592.96 and 52,125.85

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Solution

The fourth proportional to 131,032.81, 196,592.96 and 52,125.85 is: 78,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,032.81 : 196,592.96 = 52,125.85 : x
  2. Step 2: Convert to fraction form
    131,032.81/196,592.96 = 52,125.85/x
  3. Step 3: Cross multiply
    131,032.81x = 196,592.96 × 52,125.85
  4. Step 4: Simplify right side
    131,032.81x = 10,247,575,144.02
  5. Step 5: Solve for x
    x = 10,247,575,144.02/131,032.81
  6. Step 6: Final answer
    x = 78,206.18

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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.