Home / 150,243.99-207,270.54-89,784.24

Finding the Fourth Proportional to 150,243.99, 207,270.54 and 89,784.24

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Solution

The fourth proportional to 150,243.99, 207,270.54 and 89,784.24 is: 123,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,243.99 : 207,270.54 = 89,784.24 : x
  2. Step 2: Convert to fraction form
    150,243.99/207,270.54 = 89,784.24/x
  3. Step 3: Cross multiply
    150,243.99x = 207,270.54 × 89,784.24
  4. Step 4: Simplify right side
    150,243.99x = 18,609,627,908.29
  5. Step 5: Solve for x
    x = 18,609,627,908.29/150,243.99
  6. Step 6: Final answer
    x = 123,862.71

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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.