Home / 58,851.32-81,213.96-31,993.06

Finding the Fourth Proportional to 58,851.32, 81,213.96 and 31,993.06

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Solution

The fourth proportional to 58,851.32, 81,213.96 and 31,993.06 is: 44,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,851.32 : 81,213.96 = 31,993.06 : x
  2. Step 2: Convert to fraction form
    58,851.32/81,213.96 = 31,993.06/x
  3. Step 3: Cross multiply
    58,851.32x = 81,213.96 × 31,993.06
  4. Step 4: Simplify right side
    58,851.32x = 2,598,283,095.12
  5. Step 5: Solve for x
    x = 2,598,283,095.12/58,851.32
  6. Step 6: Final answer
    x = 44,149.95

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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.