Home / 252,382.32-348,285.96-139,202.64

Finding the Fourth Proportional to 252,382.32, 348,285.96 and 139,202.64

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Solution

The fourth proportional to 252,382.32, 348,285.96 and 139,202.64 is: 192,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,382.32 : 348,285.96 = 139,202.64 : x
  2. Step 2: Convert to fraction form
    252,382.32/348,285.96 = 139,202.64/x
  3. Step 3: Cross multiply
    252,382.32x = 348,285.96 × 139,202.64
  4. Step 4: Simplify right side
    252,382.32x = 48,482,325,106.93
  5. Step 5: Solve for x
    x = 48,482,325,106.93/252,382.32
  6. Step 6: Final answer
    x = 192,098.74

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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.