Home / 76,136.65-114,228.33-34,052.13

Finding the Fourth Proportional to 76,136.65, 114,228.33 and 34,052.13

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Solution

The fourth proportional to 76,136.65, 114,228.33 and 34,052.13 is: 51,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136.65 : 114,228.33 = 34,052.13 : x
  2. Step 2: Convert to fraction form
    76,136.65/114,228.33 = 34,052.13/x
  3. Step 3: Cross multiply
    76,136.65x = 114,228.33 × 34,052.13
  4. Step 4: Simplify right side
    76,136.65x = 3,889,717,942.84
  5. Step 5: Solve for x
    x = 3,889,717,942.84/76,136.65
  6. Step 6: Final answer
    x = 51,088.64

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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.