Home / 172,965.09-238,682.71-96,492.18

Finding the Fourth Proportional to 172,965.09, 238,682.71 and 96,492.18

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Solution

The fourth proportional to 172,965.09, 238,682.71 and 96,492.18 is: 133,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,965.09 : 238,682.71 = 96,492.18 : x
  2. Step 2: Convert to fraction form
    172,965.09/238,682.71 = 96,492.18/x
  3. Step 3: Cross multiply
    172,965.09x = 238,682.71 × 96,492.18
  4. Step 4: Simplify right side
    172,965.09x = 23,031,013,581.56
  5. Step 5: Solve for x
    x = 23,031,013,581.56/172,965.09
  6. Step 6: Final answer
    x = 133,154.12

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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.