Home / 67,512.16-101,331.80-34,256.09

Finding the Fourth Proportional to 67,512.16, 101,331.80 and 34,256.09

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Solution

The fourth proportional to 67,512.16, 101,331.80 and 34,256.09 is: 51,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,512.16 : 101,331.80 = 34,256.09 : x
  2. Step 2: Convert to fraction form
    67,512.16/101,331.80 = 34,256.09/x
  3. Step 3: Cross multiply
    67,512.16x = 101,331.80 × 34,256.09
  4. Step 4: Simplify right side
    67,512.16x = 3,471,231,663.86
  5. Step 5: Solve for x
    x = 3,471,231,663.86/67,512.16
  6. Step 6: Final answer
    x = 51,416.39

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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.