Home / 56,129.80-77,472.44-32,270.35

Finding the Fourth Proportional to 56,129.80, 77,472.44 and 32,270.35

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Solution

The fourth proportional to 56,129.80, 77,472.44 and 32,270.35 is: 44,540.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,129.80 : 77,472.44 = 32,270.35 : x
  2. Step 2: Convert to fraction form
    56,129.80/77,472.44 = 32,270.35/x
  3. Step 3: Cross multiply
    56,129.80x = 77,472.44 × 32,270.35
  4. Step 4: Simplify right side
    56,129.80x = 2,500,062,754.15
  5. Step 5: Solve for x
    x = 2,500,062,754.15/56,129.80
  6. Step 6: Final answer
    x = 44,540.74

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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.