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Finding the Fourth Proportional to 73,817.51, 110,559.80 and 34,291.45

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Solution

The fourth proportional to 73,817.51, 110,559.80 and 34,291.45 is: 51,359.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,817.51 : 110,559.80 = 34,291.45 : x
  2. Step 2: Convert to fraction form
    73,817.51/110,559.80 = 34,291.45/x
  3. Step 3: Cross multiply
    73,817.51x = 110,559.80 × 34,291.45
  4. Step 4: Simplify right side
    73,817.51x = 3,791,255,129.45
  5. Step 5: Solve for x
    x = 3,791,255,129.45/73,817.51
  6. Step 6: Final answer
    x = 51,359.83

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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.