Home / 58,849.95-81,213.46-31,992.51

Finding the Fourth Proportional to 58,849.95, 81,213.46 and 31,992.51

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Solution

The fourth proportional to 58,849.95, 81,213.46 and 31,992.51 is: 44,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,849.95 : 81,213.46 = 31,992.51 : x
  2. Step 2: Convert to fraction form
    58,849.95/81,213.46 = 31,992.51/x
  3. Step 3: Cross multiply
    58,849.95x = 81,213.46 × 31,992.51
  4. Step 4: Simplify right side
    58,849.95x = 2,598,222,431.18
  5. Step 5: Solve for x
    x = 2,598,222,431.18/58,849.95
  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.