Home / 56,351.42-77,764.96-31,200.92

Finding the Fourth Proportional to 56,351.42, 77,764.96 and 31,200.92

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Solution

The fourth proportional to 56,351.42, 77,764.96 and 31,200.92 is: 43,057.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,351.42 : 77,764.96 = 31,200.92 : x
  2. Step 2: Convert to fraction form
    56,351.42/77,764.96 = 31,200.92/x
  3. Step 3: Cross multiply
    56,351.42x = 77,764.96 × 31,200.92
  4. Step 4: Simplify right side
    56,351.42x = 2,426,338,295.76
  5. Step 5: Solve for x
    x = 2,426,338,295.76/56,351.42
  6. Step 6: Final answer
    x = 43,057.27

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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.