Home / 55,876.50-77,125.97-33,231.53

Finding the Fourth Proportional to 55,876.50, 77,125.97 and 33,231.53

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Solution

The fourth proportional to 55,876.50, 77,125.97 and 33,231.53 is: 45,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,876.50 : 77,125.97 = 33,231.53 : x
  2. Step 2: Convert to fraction form
    55,876.50/77,125.97 = 33,231.53/x
  3. Step 3: Cross multiply
    55,876.50x = 77,125.97 × 33,231.53
  4. Step 4: Simplify right side
    55,876.50x = 2,563,014,261.73
  5. Step 5: Solve for x
    x = 2,563,014,261.73/55,876.50
  6. Step 6: Final answer
    x = 45,869.27

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1.5x scale

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.