Home / 175,760.37-263,640.56-42,638.49

Finding the Fourth Proportional to 175,760.37, 263,640.56 and 42,638.49

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Solution

The fourth proportional to 175,760.37, 263,640.56 and 42,638.49 is: 63,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,760.37 : 263,640.56 = 42,638.49 : x
  2. Step 2: Convert to fraction form
    175,760.37/263,640.56 = 42,638.49/x
  3. Step 3: Cross multiply
    175,760.37x = 263,640.56 × 42,638.49
  4. Step 4: Simplify right side
    175,760.37x = 11,241,235,167.96
  5. Step 5: Solve for x
    x = 11,241,235,167.96/175,760.37
  6. Step 6: Final answer
    x = 63,957.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.