Home / 150,127.35-207,146.97-85,595.37

Finding the Fourth Proportional to 150,127.35, 207,146.97 and 85,595.37

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Solution

The fourth proportional to 150,127.35, 207,146.97 and 85,595.37 is: 118,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,127.35 : 207,146.97 = 85,595.37 : x
  2. Step 2: Convert to fraction form
    150,127.35/207,146.97 = 85,595.37/x
  3. Step 3: Cross multiply
    150,127.35x = 207,146.97 × 85,595.37
  4. Step 4: Simplify right side
    150,127.35x = 17,730,821,541.53
  5. Step 5: Solve for x
    x = 17,730,821,541.53/150,127.35
  6. Step 6: Final answer
    x = 118,105.21

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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.