Home / 134,120.87-201,150.09-49,920.69

Finding the Fourth Proportional to 134,120.87, 201,150.09 and 49,920.69

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Solution

The fourth proportional to 134,120.87, 201,150.09 and 49,920.69 is: 74,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,120.87 : 201,150.09 = 49,920.69 : x
  2. Step 2: Convert to fraction form
    134,120.87/201,150.09 = 49,920.69/x
  3. Step 3: Cross multiply
    134,120.87x = 201,150.09 × 49,920.69
  4. Step 4: Simplify right side
    134,120.87x = 10,041,550,280.61
  5. Step 5: Solve for x
    x = 10,041,550,280.61/134,120.87
  6. Step 6: Final answer
    x = 74,869.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.