Home / 55,849.14-77,077.89-31,983.66

Finding the Fourth Proportional to 55,849.14, 77,077.89 and 31,983.66

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Solution

The fourth proportional to 55,849.14, 77,077.89 and 31,983.66 is: 44,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,849.14 : 77,077.89 = 31,983.66 : x
  2. Step 2: Convert to fraction form
    55,849.14/77,077.89 = 31,983.66/x
  3. Step 3: Cross multiply
    55,849.14x = 77,077.89 × 31,983.66
  4. Step 4: Simplify right side
    55,849.14x = 2,465,233,027.28
  5. Step 5: Solve for x
    x = 2,465,233,027.28/55,849.14
  6. Step 6: Final answer
    x = 44,140.93

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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.