Home / 52,682.88-72,700.96-31,173.74

Finding the Fourth Proportional to 52,682.88, 72,700.96 and 31,173.74

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Solution

The fourth proportional to 52,682.88, 72,700.96 and 31,173.74 is: 43,018.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.88 : 72,700.96 = 31,173.74 : x
  2. Step 2: Convert to fraction form
    52,682.88/72,700.96 = 31,173.74/x
  3. Step 3: Cross multiply
    52,682.88x = 72,700.96 × 31,173.74
  4. Step 4: Simplify right side
    52,682.88x = 2,266,360,824.79
  5. Step 5: Solve for x
    x = 2,266,360,824.79/52,682.88
  6. Step 6: Final answer
    x = 43,018.92

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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.