Home / 136,153.56-204,252.21-57,290.34

Finding the Fourth Proportional to 136,153.56, 204,252.21 and 57,290.34

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Solution

The fourth proportional to 136,153.56, 204,252.21 and 57,290.34 is: 85,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,153.56 : 204,252.21 = 57,290.34 : x
  2. Step 2: Convert to fraction form
    136,153.56/204,252.21 = 57,290.34/x
  3. Step 3: Cross multiply
    136,153.56x = 204,252.21 × 57,290.34
  4. Step 4: Simplify right side
    136,153.56x = 11,701,677,248.94
  5. Step 5: Solve for x
    x = 11,701,677,248.94/136,153.56
  6. Step 6: Final answer
    x = 85,944.71

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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.