Home / 135,928.46-187,576.07-75,502.96

Finding the Fourth Proportional to 135,928.46, 187,576.07 and 75,502.96

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Solution

The fourth proportional to 135,928.46, 187,576.07 and 75,502.96 is: 104,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,928.46 : 187,576.07 = 75,502.96 : x
  2. Step 2: Convert to fraction form
    135,928.46/187,576.07 = 75,502.96/x
  3. Step 3: Cross multiply
    135,928.46x = 187,576.07 × 75,502.96
  4. Step 4: Simplify right side
    135,928.46x = 14,162,547,663.71
  5. Step 5: Solve for x
    x = 14,162,547,663.71/135,928.46
  6. Step 6: Final answer
    x = 104,191.19

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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.