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Finding the Fourth Proportional to 61,493.16, 84,866.94 and 37,635.72

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Solution

The fourth proportional to 61,493.16, 84,866.94 and 37,635.72 is: 51,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,493.16 : 84,866.94 = 37,635.72 : x
  2. Step 2: Convert to fraction form
    61,493.16/84,866.94 = 37,635.72/x
  3. Step 3: Cross multiply
    61,493.16x = 84,866.94 × 37,635.72
  4. Step 4: Simplify right side
    61,493.16x = 3,194,028,391.10
  5. Step 5: Solve for x
    x = 3,194,028,391.10/61,493.16
  6. Step 6: Final answer
    x = 51,941.20

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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.