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Finding the Fourth Proportional to 536,095.17, 804,170.43 and 136,739.43

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Solution

The fourth proportional to 536,095.17, 804,170.43 and 136,739.43 is: 205,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,095.17 : 804,170.43 = 136,739.43 : x
  2. Step 2: Convert to fraction form
    536,095.17/804,170.43 = 136,739.43/x
  3. Step 3: Cross multiply
    536,095.17x = 804,170.43 × 136,739.43
  4. Step 4: Simplify right side
    536,095.17x = 109,961,806,221.06
  5. Step 5: Solve for x
    x = 109,961,806,221.06/536,095.17
  6. Step 6: Final answer
    x = 205,116.20

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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.