Home / 61,870.17-85,382.73-36,371.88

Finding the Fourth Proportional to 61,870.17, 85,382.73 and 36,371.88

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Solution

The fourth proportional to 61,870.17, 85,382.73 and 36,371.88 is: 50,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,870.17 : 85,382.73 = 36,371.88 : x
  2. Step 2: Convert to fraction form
    61,870.17/85,382.73 = 36,371.88/x
  3. Step 3: Cross multiply
    61,870.17x = 85,382.73 × 36,371.88
  4. Step 4: Simplify right side
    61,870.17x = 3,105,530,409.63
  5. Step 5: Solve for x
    x = 3,105,530,409.63/61,870.17
  6. Step 6: Final answer
    x = 50,194.31

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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.