Home / 136,370.43-204,583.38-57,484.53

Finding the Fourth Proportional to 136,370.43, 204,583.38 and 57,484.53

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Solution

The fourth proportional to 136,370.43, 204,583.38 and 57,484.53 is: 86,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,370.43 : 204,583.38 = 57,484.53 : x
  2. Step 2: Convert to fraction form
    136,370.43/204,583.38 = 57,484.53/x
  3. Step 3: Cross multiply
    136,370.43x = 204,583.38 × 57,484.53
  4. Step 4: Simplify right side
    136,370.43x = 11,760,379,445.11
  5. Step 5: Solve for x
    x = 11,760,379,445.11/136,370.43
  6. Step 6: Final answer
    x = 86,238.49

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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.