Home / 81,934.51-113,071.77-46,125.83

Finding the Fourth Proportional to 81,934.51, 113,071.77 and 46,125.83

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Solution

The fourth proportional to 81,934.51, 113,071.77 and 46,125.83 is: 63,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,934.51 : 113,071.77 = 46,125.83 : x
  2. Step 2: Convert to fraction form
    81,934.51/113,071.77 = 46,125.83/x
  3. Step 3: Cross multiply
    81,934.51x = 113,071.77 × 46,125.83
  4. Step 4: Simplify right side
    81,934.51x = 5,215,528,675.46
  5. Step 5: Solve for x
    x = 5,215,528,675.46/81,934.51
  6. Step 6: Final answer
    x = 63,654.85

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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.