Home / 372,023.96-557,707.62-135,325.22

Finding the Fourth Proportional to 372,023.96, 557,707.62 and 135,325.22

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Solution

The fourth proportional to 372,023.96, 557,707.62 and 135,325.22 is: 202,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,023.96 : 557,707.62 = 135,325.22 : x
  2. Step 2: Convert to fraction form
    372,023.96/557,707.62 = 135,325.22/x
  3. Step 3: Cross multiply
    372,023.96x = 557,707.62 × 135,325.22
  4. Step 4: Simplify right side
    372,023.96x = 75,471,906,372.18
  5. Step 5: Solve for x
    x = 75,471,906,372.18/372,023.96
  6. Step 6: Final answer
    x = 202,868.40

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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.