Home / 150,316.92-207,337.50-96,669.78

Finding the Fourth Proportional to 150,316.92, 207,337.50 and 96,669.78

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Solution

The fourth proportional to 150,316.92, 207,337.50 and 96,669.78 is: 133,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,316.92 : 207,337.50 = 96,669.78 : x
  2. Step 2: Convert to fraction form
    150,316.92/207,337.50 = 96,669.78/x
  3. Step 3: Cross multiply
    150,316.92x = 207,337.50 × 96,669.78
  4. Step 4: Simplify right side
    150,316.92x = 20,043,270,510.75
  5. Step 5: Solve for x
    x = 20,043,270,510.75/150,316.92
  6. Step 6: Final answer
    x = 133,340.08

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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.