Home / 150,136.34-207,187.07-82,152.02

Finding the Fourth Proportional to 150,136.34, 207,187.07 and 82,152.02

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Solution

The fourth proportional to 150,136.34, 207,187.07 and 82,152.02 is: 113,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,136.34 : 207,187.07 = 82,152.02 : x
  2. Step 2: Convert to fraction form
    150,136.34/207,187.07 = 82,152.02/x
  3. Step 3: Cross multiply
    150,136.34x = 207,187.07 × 82,152.02
  4. Step 4: Simplify right side
    150,136.34x = 17,020,836,425.59
  5. Step 5: Solve for x
    x = 17,020,836,425.59/150,136.34
  6. Step 6: Final answer
    x = 113,369.20

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1.5x scale

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.