Home / 61,455.34-84,716.22-50,107.42

Finding the Fourth Proportional to 61,455.34, 84,716.22 and 50,107.42

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Solution

The fourth proportional to 61,455.34, 84,716.22 and 50,107.42 is: 69,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,455.34 : 84,716.22 = 50,107.42 : x
  2. Step 2: Convert to fraction form
    61,455.34/84,716.22 = 50,107.42/x
  3. Step 3: Cross multiply
    61,455.34x = 84,716.22 × 50,107.42
  4. Step 4: Simplify right side
    61,455.34x = 4,244,911,216.35
  5. Step 5: Solve for x
    x = 4,244,911,216.35/61,455.34
  6. Step 6: Final answer
    x = 69,073.11

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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.