Home / 237,616.48-327,830-135,568.64

Finding the Fourth Proportional to 237,616.48, 327,830 and 135,568.64

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Solution

The fourth proportional to 237,616.48, 327,830 and 135,568.64 is: 187,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,616.48 : 327,830 = 135,568.64 : x
  2. Step 2: Convert to fraction form
    237,616.48/327,830 = 135,568.64/x
  3. Step 3: Cross multiply
    237,616.48x = 327,830 × 135,568.64
  4. Step 4: Simplify right side
    237,616.48x = 44,443,467,251.20
  5. Step 5: Solve for x
    x = 44,443,467,251.20/237,616.48
  6. Step 6: Final answer
    x = 187,038.66

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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.