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Finding the Fourth Proportional to 75,302.04, 112,879.62 and 35,848.56

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Solution

The fourth proportional to 75,302.04, 112,879.62 and 35,848.56 is: 53,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,302.04 : 112,879.62 = 35,848.56 : x
  2. Step 2: Convert to fraction form
    75,302.04/112,879.62 = 35,848.56/x
  3. Step 3: Cross multiply
    75,302.04x = 112,879.62 × 35,848.56
  4. Step 4: Simplify right side
    75,302.04x = 4,046,571,830.35
  5. Step 5: Solve for x
    x = 4,046,571,830.35/75,302.04
  6. Step 6: Final answer
    x = 53,737.88

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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.