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Finding the Fourth Proportional to 81,852.76, 112,924.83 and 46,034.56

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Solution

The fourth proportional to 81,852.76, 112,924.83 and 46,034.56 is: 63,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,852.76 : 112,924.83 = 46,034.56 : x
  2. Step 2: Convert to fraction form
    81,852.76/112,924.83 = 46,034.56/x
  3. Step 3: Cross multiply
    81,852.76x = 112,924.83 × 46,034.56
  4. Step 4: Simplify right side
    81,852.76x = 5,198,444,862.12
  5. Step 5: Solve for x
    x = 5,198,444,862.12/81,852.76
  6. Step 6: Final answer
    x = 63,509.71

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1.5x scale

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.