Home / 55,924.87-77,177.60-31,727.45

Finding the Fourth Proportional to 55,924.87, 77,177.60 and 31,727.45

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Solution

The fourth proportional to 55,924.87, 77,177.60 and 31,727.45 is: 43,784.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,924.87 : 77,177.60 = 31,727.45 : x
  2. Step 2: Convert to fraction form
    55,924.87/77,177.60 = 31,727.45/x
  3. Step 3: Cross multiply
    55,924.87x = 77,177.60 × 31,727.45
  4. Step 4: Simplify right side
    55,924.87x = 2,448,648,445.12
  5. Step 5: Solve for x
    x = 2,448,648,445.12/55,924.87
  6. Step 6: Final answer
    x = 43,784.61

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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.