Home / 150,137.17-207,187.51-82,153.36

Finding the Fourth Proportional to 150,137.17, 207,187.51 and 82,153.36

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Solution

The fourth proportional to 150,137.17, 207,187.51 and 82,153.36 is: 113,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,137.17 : 207,187.51 = 82,153.36 : x
  2. Step 2: Convert to fraction form
    150,137.17/207,187.51 = 82,153.36/x
  3. Step 3: Cross multiply
    150,137.17x = 207,187.51 × 82,153.36
  4. Step 4: Simplify right side
    150,137.17x = 17,021,150,096.53
  5. Step 5: Solve for x
    x = 17,021,150,096.53/150,137.17
  6. Step 6: Final answer
    x = 113,370.66

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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.