Home / 136,026.72-204,055.26-36,190.76

Finding the Fourth Proportional to 136,026.72, 204,055.26 and 36,190.76

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Solution

The fourth proportional to 136,026.72, 204,055.26 and 36,190.76 is: 54,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,026.72 : 204,055.26 = 36,190.76 : x
  2. Step 2: Convert to fraction form
    136,026.72/204,055.26 = 36,190.76/x
  3. Step 3: Cross multiply
    136,026.72x = 204,055.26 × 36,190.76
  4. Step 4: Simplify right side
    136,026.72x = 7,384,914,941.40
  5. Step 5: Solve for x
    x = 7,384,914,941.40/136,026.72
  6. Step 6: Final answer
    x = 54,290.18

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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.