Home / 113,019.68-169,532.40-34,136.48

Finding the Fourth Proportional to 113,019.68, 169,532.40 and 34,136.48

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Solution

The fourth proportional to 113,019.68, 169,532.40 and 34,136.48 is: 51,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,019.68 : 169,532.40 = 34,136.48 : x
  2. Step 2: Convert to fraction form
    113,019.68/169,532.40 = 34,136.48/x
  3. Step 3: Cross multiply
    113,019.68x = 169,532.40 × 34,136.48
  4. Step 4: Simplify right side
    113,019.68x = 5,787,239,381.95
  5. Step 5: Solve for x
    x = 5,787,239,381.95/113,019.68
  6. Step 6: Final answer
    x = 51,205.59

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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.