Home / 55,908.88-77,153.80-31,714.44

Finding the Fourth Proportional to 55,908.88, 77,153.80 and 31,714.44

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Solution

The fourth proportional to 55,908.88, 77,153.80 and 31,714.44 is: 43,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,908.88 : 77,153.80 = 31,714.44 : x
  2. Step 2: Convert to fraction form
    55,908.88/77,153.80 = 31,714.44/x
  3. Step 3: Cross multiply
    55,908.88x = 77,153.80 × 31,714.44
  4. Step 4: Simplify right side
    55,908.88x = 2,446,889,560.87
  5. Step 5: Solve for x
    x = 2,446,889,560.87/55,908.88
  6. Step 6: Final answer
    x = 43,765.67

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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.