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Finding the Fourth Proportional to 83,998.77, 115,912.80 and 46,273.02

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Solution

The fourth proportional to 83,998.77, 115,912.80 and 46,273.02 is: 63,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,998.77 : 115,912.80 = 46,273.02 : x
  2. Step 2: Convert to fraction form
    83,998.77/115,912.80 = 46,273.02/x
  3. Step 3: Cross multiply
    83,998.77x = 115,912.80 × 46,273.02
  4. Step 4: Simplify right side
    83,998.77x = 5,363,635,312.66
  5. Step 5: Solve for x
    x = 5,363,635,312.66/83,998.77
  6. Step 6: Final answer
    x = 63,853.74

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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.