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Finding the Fourth Proportional to 109,774.94, 151,489.39 and 59,473.94

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Solution

The fourth proportional to 109,774.94, 151,489.39 and 59,473.94 is: 82,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,774.94 : 151,489.39 = 59,473.94 : x
  2. Step 2: Convert to fraction form
    109,774.94/151,489.39 = 59,473.94/x
  3. Step 3: Cross multiply
    109,774.94x = 151,489.39 × 59,473.94
  4. Step 4: Simplify right side
    109,774.94x = 9,009,670,594.13
  5. Step 5: Solve for x
    x = 9,009,670,594.13/109,774.94
  6. Step 6: Final answer
    x = 82,074.02

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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.