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Finding the Fourth Proportional to 57,998.75, 80,036.93 and 33,798.17

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Solution

The fourth proportional to 57,998.75, 80,036.93 and 33,798.17 is: 46,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,998.75 : 80,036.93 = 33,798.17 : x
  2. Step 2: Convert to fraction form
    57,998.75/80,036.93 = 33,798.17/x
  3. Step 3: Cross multiply
    57,998.75x = 80,036.93 × 33,798.17
  4. Step 4: Simplify right side
    57,998.75x = 2,705,102,051.01
  5. Step 5: Solve for x
    x = 2,705,102,051.01/57,998.75
  6. Step 6: Final answer
    x = 46,640.70

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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.