Home / 147,960.74-204,198.27-90,599.78

Finding the Fourth Proportional to 147,960.74, 204,198.27 and 90,599.78

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Solution

The fourth proportional to 147,960.74, 204,198.27 and 90,599.78 is: 125,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,960.74 : 204,198.27 = 90,599.78 : x
  2. Step 2: Convert to fraction form
    147,960.74/204,198.27 = 90,599.78/x
  3. Step 3: Cross multiply
    147,960.74x = 204,198.27 × 90,599.78
  4. Step 4: Simplify right side
    147,960.74x = 18,500,318,509.13
  5. Step 5: Solve for x
    x = 18,500,318,509.13/147,960.74
  6. Step 6: Final answer
    x = 125,035.32

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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.