Home / 133,360.20-200,196.59-105,299.18

Finding the Fourth Proportional to 133,360.20, 200,196.59 and 105,299.18

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Solution

The fourth proportional to 133,360.20, 200,196.59 and 105,299.18 is: 158,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,360.20 : 200,196.59 = 105,299.18 : x
  2. Step 2: Convert to fraction form
    133,360.20/200,196.59 = 105,299.18/x
  3. Step 3: Cross multiply
    133,360.20x = 200,196.59 × 105,299.18
  4. Step 4: Simplify right side
    133,360.20x = 21,080,535,238.32
  5. Step 5: Solve for x
    x = 21,080,535,238.32/133,360.20
  6. Step 6: Final answer
    x = 158,072.16

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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.