Home / 58,774.42-81,108.87-31,917.38

Finding the Fourth Proportional to 58,774.42, 81,108.87 and 31,917.38

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Solution

The fourth proportional to 58,774.42, 81,108.87 and 31,917.38 is: 44,046.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,774.42 : 81,108.87 = 31,917.38 : x
  2. Step 2: Convert to fraction form
    58,774.42/81,108.87 = 31,917.38/x
  3. Step 3: Cross multiply
    58,774.42x = 81,108.87 × 31,917.38
  4. Step 4: Simplify right side
    58,774.42x = 2,588,782,625.16
  5. Step 5: Solve for x
    x = 2,588,782,625.16/58,774.42
  6. Step 6: Final answer
    x = 44,046.08

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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.