Home / 56,839.88-85,288.62-38,333

Finding the Fourth Proportional to 56,839.88, 85,288.62 and 38,333

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Solution

The fourth proportional to 56,839.88, 85,288.62 and 38,333 is: 57,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,839.88 : 85,288.62 = 38,333 : x
  2. Step 2: Convert to fraction form
    56,839.88/85,288.62 = 38,333/x
  3. Step 3: Cross multiply
    56,839.88x = 85,288.62 × 38,333
  4. Step 4: Simplify right side
    56,839.88x = 3,269,368,670.46
  5. Step 5: Solve for x
    x = 3,269,368,670.46/56,839.88
  6. Step 6: Final answer
    x = 57,518.92

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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.