Home / 92,773.42-139,160.16-53,305.36

Finding the Fourth Proportional to 92,773.42, 139,160.16 and 53,305.36

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Solution

The fourth proportional to 92,773.42, 139,160.16 and 53,305.36 is: 79,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,773.42 : 139,160.16 = 53,305.36 : x
  2. Step 2: Convert to fraction form
    92,773.42/139,160.16 = 53,305.36/x
  3. Step 3: Cross multiply
    92,773.42x = 139,160.16 × 53,305.36
  4. Step 4: Simplify right side
    92,773.42x = 7,417,982,078.56
  5. Step 5: Solve for x
    x = 7,417,982,078.56/92,773.42
  6. Step 6: Final answer
    x = 79,958.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.