Home / 56,366.76-77,788.58-31,216.24

Finding the Fourth Proportional to 56,366.76, 77,788.58 and 31,216.24

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Solution

The fourth proportional to 56,366.76, 77,788.58 and 31,216.24 is: 43,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,366.76 : 77,788.58 = 31,216.24 : x
  2. Step 2: Convert to fraction form
    56,366.76/77,788.58 = 31,216.24/x
  3. Step 3: Cross multiply
    56,366.76x = 77,788.58 × 31,216.24
  4. Step 4: Simplify right side
    56,366.76x = 2,428,266,982.54
  5. Step 5: Solve for x
    x = 2,428,266,982.54/56,366.76
  6. Step 6: Final answer
    x = 43,079.77

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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.