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Finding the Fourth Proportional to 75,566.63, 104,282.55 and 42,032.63

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Solution

The fourth proportional to 75,566.63, 104,282.55 and 42,032.63 is: 58,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,566.63 : 104,282.55 = 42,032.63 : x
  2. Step 2: Convert to fraction form
    75,566.63/104,282.55 = 42,032.63/x
  3. Step 3: Cross multiply
    75,566.63x = 104,282.55 × 42,032.63
  4. Step 4: Simplify right side
    75,566.63x = 4,383,269,318.19
  5. Step 5: Solve for x
    x = 4,383,269,318.19/75,566.63
  6. Step 6: Final answer
    x = 58,005.36

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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.