Home / 250,147.16-345,200.60-135,422.76

Finding the Fourth Proportional to 250,147.16, 345,200.60 and 135,422.76

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Solution

The fourth proportional to 250,147.16, 345,200.60 and 135,422.76 is: 186,882.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,147.16 : 345,200.60 = 135,422.76 : x
  2. Step 2: Convert to fraction form
    250,147.16/345,200.60 = 135,422.76/x
  3. Step 3: Cross multiply
    250,147.16x = 345,200.60 × 135,422.76
  4. Step 4: Simplify right side
    250,147.16x = 46,748,017,328.54
  5. Step 5: Solve for x
    x = 46,748,017,328.54/250,147.16
  6. Step 6: Final answer
    x = 186,882.07

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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.