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Finding the Fourth Proportional to 110,103.69, 151,943.21 and 59,802.69

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Solution

The fourth proportional to 110,103.69, 151,943.21 and 59,802.69 is: 82,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,103.69 : 151,943.21 = 59,802.69 : x
  2. Step 2: Convert to fraction form
    110,103.69/151,943.21 = 59,802.69/x
  3. Step 3: Cross multiply
    110,103.69x = 151,943.21 × 59,802.69
  4. Step 4: Simplify right side
    110,103.69x = 9,086,612,685.23
  5. Step 5: Solve for x
    x = 9,086,612,685.23/110,103.69
  6. Step 6: Final answer
    x = 82,527.78

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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.