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Finding the Fourth Proportional to 170,018.84, 234,621.10 and 92,492.04

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Solution

The fourth proportional to 170,018.84, 234,621.10 and 92,492.04 is: 127,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,018.84 : 234,621.10 = 92,492.04 : x
  2. Step 2: Convert to fraction form
    170,018.84/234,621.10 = 92,492.04/x
  3. Step 3: Cross multiply
    170,018.84x = 234,621.10 × 92,492.04
  4. Step 4: Simplify right side
    170,018.84x = 21,700,584,166.04
  5. Step 5: Solve for x
    x = 21,700,584,166.04/170,018.84
  6. Step 6: Final answer
    x = 127,636.35

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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.