Home / 55,885.53-77,118.17-33,223.35

Finding the Fourth Proportional to 55,885.53, 77,118.17 and 33,223.35

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Solution

The fourth proportional to 55,885.53, 77,118.17 and 33,223.35 is: 45,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,885.53 : 77,118.17 = 33,223.35 : x
  2. Step 2: Convert to fraction form
    55,885.53/77,118.17 = 33,223.35/x
  3. Step 3: Cross multiply
    55,885.53x = 77,118.17 × 33,223.35
  4. Step 4: Simplify right side
    55,885.53x = 2,562,123,787.15
  5. Step 5: Solve for x
    x = 2,562,123,787.15/55,885.53
  6. Step 6: Final answer
    x = 45,845.92

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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.