Home / 72,950.82-109,426.26-56,335.14

Finding the Fourth Proportional to 72,950.82, 109,426.26 and 56,335.14

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Solution

The fourth proportional to 72,950.82, 109,426.26 and 56,335.14 is: 84,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,950.82 : 109,426.26 = 56,335.14 : x
  2. Step 2: Convert to fraction form
    72,950.82/109,426.26 = 56,335.14/x
  3. Step 3: Cross multiply
    72,950.82x = 109,426.26 × 56,335.14
  4. Step 4: Simplify right side
    72,950.82x = 6,164,543,676.78
  5. Step 5: Solve for x
    x = 6,164,543,676.78/72,950.82
  6. Step 6: Final answer
    x = 84,502.73

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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.