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Finding the Fourth Proportional to 491,170.02, 736,755.06 and 136,184.06

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Solution

The fourth proportional to 491,170.02, 736,755.06 and 136,184.06 is: 204,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,170.02 : 736,755.06 = 136,184.06 : x
  2. Step 2: Convert to fraction form
    491,170.02/736,755.06 = 136,184.06/x
  3. Step 3: Cross multiply
    491,170.02x = 736,755.06 × 136,184.06
  4. Step 4: Simplify right side
    491,170.02x = 100,334,295,296.34
  5. Step 5: Solve for x
    x = 100,334,295,296.34/491,170.02
  6. Step 6: Final answer
    x = 204,276.10

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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.