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Finding the Fourth Proportional to 75,293.99, 112,867.53 and 35,840.51

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Solution

The fourth proportional to 75,293.99, 112,867.53 and 35,840.51 is: 53,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,293.99 : 112,867.53 = 35,840.51 : x
  2. Step 2: Convert to fraction form
    75,293.99/112,867.53 = 35,840.51/x
  3. Step 3: Cross multiply
    75,293.99x = 112,867.53 × 35,840.51
  4. Step 4: Simplify right side
    75,293.99x = 4,045,229,273.30
  5. Step 5: Solve for x
    x = 4,045,229,273.30/75,293.99
  6. Step 6: Final answer
    x = 53,725.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.