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Finding the Fourth Proportional to 61,058.28, 84,267.90 and 37,188.42

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Solution

The fourth proportional to 61,058.28, 84,267.90 and 37,188.42 is: 51,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,058.28 : 84,267.90 = 37,188.42 : x
  2. Step 2: Convert to fraction form
    61,058.28/84,267.90 = 37,188.42/x
  3. Step 3: Cross multiply
    61,058.28x = 84,267.90 × 37,188.42
  4. Step 4: Simplify right side
    61,058.28x = 3,133,790,057.72
  5. Step 5: Solve for x
    x = 3,133,790,057.72/61,058.28
  6. Step 6: Final answer
    x = 51,324.57

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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.