Home / 55,721.98-83,504.40-30,773.26

Finding the Fourth Proportional to 55,721.98, 83,504.40 and 30,773.26

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Solution

The fourth proportional to 55,721.98, 83,504.40 and 30,773.26 is: 46,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,721.98 : 83,504.40 = 30,773.26 : x
  2. Step 2: Convert to fraction form
    55,721.98/83,504.40 = 30,773.26/x
  3. Step 3: Cross multiply
    55,721.98x = 83,504.40 × 30,773.26
  4. Step 4: Simplify right side
    55,721.98x = 2,569,702,612.34
  5. Step 5: Solve for x
    x = 2,569,702,612.34/55,721.98
  6. Step 6: Final answer
    x = 46,116.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.