Home / 56,474.76-77,944.50-31,332.36

Finding the Fourth Proportional to 56,474.76, 77,944.50 and 31,332.36

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Solution

The fourth proportional to 56,474.76, 77,944.50 and 31,332.36 is: 43,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,474.76 : 77,944.50 = 31,332.36 : x
  2. Step 2: Convert to fraction form
    56,474.76/77,944.50 = 31,332.36/x
  3. Step 3: Cross multiply
    56,474.76x = 77,944.50 × 31,332.36
  4. Step 4: Simplify right side
    56,474.76x = 2,442,185,134.02
  5. Step 5: Solve for x
    x = 2,442,185,134.02/56,474.76
  6. Step 6: Final answer
    x = 43,243.83

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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.