Home / 131,238.44-196,889.01-42,492.04

Finding the Fourth Proportional to 131,238.44, 196,889.01 and 42,492.04

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Solution

The fourth proportional to 131,238.44, 196,889.01 and 42,492.04 is: 63,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,238.44 : 196,889.01 = 42,492.04 : x
  2. Step 2: Convert to fraction form
    131,238.44/196,889.01 = 42,492.04/x
  3. Step 3: Cross multiply
    131,238.44x = 196,889.01 × 42,492.04
  4. Step 4: Simplify right side
    131,238.44x = 8,366,215,196.26
  5. Step 5: Solve for x
    x = 8,366,215,196.26/131,238.44
  6. Step 6: Final answer
    x = 63,748.21

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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.