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Finding the Fourth Proportional to 67,330.16, 101,451.44 and 55,899.44

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Solution

The fourth proportional to 67,330.16, 101,451.44 and 55,899.44 is: 84,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,330.16 : 101,451.44 = 55,899.44 : x
  2. Step 2: Convert to fraction form
    67,330.16/101,451.44 = 55,899.44/x
  3. Step 3: Cross multiply
    67,330.16x = 101,451.44 × 55,899.44
  4. Step 4: Simplify right side
    67,330.16x = 5,671,078,683.19
  5. Step 5: Solve for x
    x = 5,671,078,683.19/67,330.16
  6. Step 6: Final answer
    x = 84,227.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.