Home / 202,661.26-279,527.46-142,245.34

Finding the Fourth Proportional to 202,661.26, 279,527.46 and 142,245.34

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Solution

The fourth proportional to 202,661.26, 279,527.46 and 142,245.34 is: 196,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,661.26 : 279,527.46 = 142,245.34 : x
  2. Step 2: Convert to fraction form
    202,661.26/279,527.46 = 142,245.34/x
  3. Step 3: Cross multiply
    202,661.26x = 279,527.46 × 142,245.34
  4. Step 4: Simplify right side
    202,661.26x = 39,761,478,587.04
  5. Step 5: Solve for x
    x = 39,761,478,587.04/202,661.26
  6. Step 6: Final answer
    x = 196,196.74

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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.