Home / 250,072.28-345,097.41-135,348.60

Finding the Fourth Proportional to 250,072.28, 345,097.41 and 135,348.60

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Solution

The fourth proportional to 250,072.28, 345,097.41 and 135,348.60 is: 186,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,072.28 : 345,097.41 = 135,348.60 : x
  2. Step 2: Convert to fraction form
    250,072.28/345,097.41 = 135,348.60/x
  3. Step 3: Cross multiply
    250,072.28x = 345,097.41 × 135,348.60
  4. Step 4: Simplify right side
    250,072.28x = 46,708,451,307.13
  5. Step 5: Solve for x
    x = 46,708,451,307.13/250,072.28
  6. Step 6: Final answer
    x = 186,779.81

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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.