Home / 56,440.44-77,884.56-30,941.88

Finding the Fourth Proportional to 56,440.44, 77,884.56 and 30,941.88

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Solution

The fourth proportional to 56,440.44, 77,884.56 and 30,941.88 is: 42,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440.44 : 77,884.56 = 30,941.88 : x
  2. Step 2: Convert to fraction form
    56,440.44/77,884.56 = 30,941.88/x
  3. Step 3: Cross multiply
    56,440.44x = 77,884.56 × 30,941.88
  4. Step 4: Simplify right side
    56,440.44x = 2,409,894,709.37
  5. Step 5: Solve for x
    x = 2,409,894,709.37/56,440.44
  6. Step 6: Final answer
    x = 42,698.01

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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.