Home / 56,922.84-78,553.44-31,772.34

Finding the Fourth Proportional to 56,922.84, 78,553.44 and 31,772.34

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Solution

The fourth proportional to 56,922.84, 78,553.44 and 31,772.34 is: 43,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,922.84 : 78,553.44 = 31,772.34 : x
  2. Step 2: Convert to fraction form
    56,922.84/78,553.44 = 31,772.34/x
  3. Step 3: Cross multiply
    56,922.84x = 78,553.44 × 31,772.34
  4. Step 4: Simplify right side
    56,922.84x = 2,495,826,603.85
  5. Step 5: Solve for x
    x = 2,495,826,603.85/56,922.84
  6. Step 6: Final answer
    x = 43,845.78

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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.