Home / 135,927.39-187,585.11-75,502.59

Finding the Fourth Proportional to 135,927.39, 187,585.11 and 75,502.59

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Solution

The fourth proportional to 135,927.39, 187,585.11 and 75,502.59 is: 104,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,927.39 : 187,585.11 = 75,502.59 : x
  2. Step 2: Convert to fraction form
    135,927.39/187,585.11 = 75,502.59/x
  3. Step 3: Cross multiply
    135,927.39x = 187,585.11 × 75,502.59
  4. Step 4: Simplify right side
    135,927.39x = 14,163,161,650.43
  5. Step 5: Solve for x
    x = 14,163,161,650.43/135,927.39
  6. Step 6: Final answer
    x = 104,196.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.