Home / 56,485.44-77,956.56-31,336.56

Finding the Fourth Proportional to 56,485.44, 77,956.56 and 31,336.56

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Solution

The fourth proportional to 56,485.44, 77,956.56 and 31,336.56 is: 43,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485.44 : 77,956.56 = 31,336.56 : x
  2. Step 2: Convert to fraction form
    56,485.44/77,956.56 = 31,336.56/x
  3. Step 3: Cross multiply
    56,485.44x = 77,956.56 × 31,336.56
  4. Step 4: Simplify right side
    56,485.44x = 2,442,890,419.83
  5. Step 5: Solve for x
    x = 2,442,890,419.83/56,485.44
  6. Step 6: Final answer
    x = 43,248.14

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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.