Home / 69,988.84-96,586.05-39,362.52

Finding the Fourth Proportional to 69,988.84, 96,586.05 and 39,362.52

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Solution

The fourth proportional to 69,988.84, 96,586.05 and 39,362.52 is: 54,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,988.84 : 96,586.05 = 39,362.52 : x
  2. Step 2: Convert to fraction form
    69,988.84/96,586.05 = 39,362.52/x
  3. Step 3: Cross multiply
    69,988.84x = 96,586.05 × 39,362.52
  4. Step 4: Simplify right side
    69,988.84x = 3,801,870,834.65
  5. Step 5: Solve for x
    x = 3,801,870,834.65/69,988.84
  6. Step 6: Final answer
    x = 54,321.10

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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.