Home / 61,947.16-85,485.65-36,104.06

Finding the Fourth Proportional to 61,947.16, 85,485.65 and 36,104.06

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Solution

The fourth proportional to 61,947.16, 85,485.65 and 36,104.06 is: 49,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947.16 : 85,485.65 = 36,104.06 : x
  2. Step 2: Convert to fraction form
    61,947.16/85,485.65 = 36,104.06/x
  3. Step 3: Cross multiply
    61,947.16x = 85,485.65 × 36,104.06
  4. Step 4: Simplify right side
    61,947.16x = 3,086,379,069.93
  5. Step 5: Solve for x
    x = 3,086,379,069.93/61,947.16
  6. Step 6: Final answer
    x = 49,822.77

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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.