Home / 195,492.72-293,074.92-136,153.20

Finding the Fourth Proportional to 195,492.72, 293,074.92 and 136,153.20

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Solution

The fourth proportional to 195,492.72, 293,074.92 and 136,153.20 is: 204,115.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,492.72 : 293,074.92 = 136,153.20 : x
  2. Step 2: Convert to fraction form
    195,492.72/293,074.92 = 136,153.20/x
  3. Step 3: Cross multiply
    195,492.72x = 293,074.92 × 136,153.20
  4. Step 4: Simplify right side
    195,492.72x = 39,903,088,197.74
  5. Step 5: Solve for x
    x = 39,903,088,197.74/195,492.72
  6. Step 6: Final answer
    x = 204,115.47

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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.