Home / 61,141.18-84,375.72-35,646.85

Finding the Fourth Proportional to 61,141.18, 84,375.72 and 35,646.85

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Solution

The fourth proportional to 61,141.18, 84,375.72 and 35,646.85 is: 49,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,141.18 : 84,375.72 = 35,646.85 : x
  2. Step 2: Convert to fraction form
    61,141.18/84,375.72 = 35,646.85/x
  3. Step 3: Cross multiply
    61,141.18x = 84,375.72 × 35,646.85
  4. Step 4: Simplify right side
    61,141.18x = 3,007,728,634.48
  5. Step 5: Solve for x
    x = 3,007,728,634.48/61,141.18
  6. Step 6: Final answer
    x = 49,193.17

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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.