Home / 81,952.56-113,093.28-46,142.46

Finding the Fourth Proportional to 81,952.56, 113,093.28 and 46,142.46

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Solution

The fourth proportional to 81,952.56, 113,093.28 and 46,142.46 is: 63,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,952.56 : 113,093.28 = 46,142.46 : x
  2. Step 2: Convert to fraction form
    81,952.56/113,093.28 = 46,142.46/x
  3. Step 3: Cross multiply
    81,952.56x = 113,093.28 × 46,142.46
  4. Step 4: Simplify right side
    81,952.56x = 5,218,402,148.67
  5. Step 5: Solve for x
    x = 5,218,402,148.67/81,952.56
  6. Step 6: Final answer
    x = 63,675.89

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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.