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Finding the Fourth Proportional to 73,559.48, 110,199.98 and 43,483.66

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Solution

The fourth proportional to 73,559.48, 110,199.98 and 43,483.66 is: 65,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,559.48 : 110,199.98 = 43,483.66 : x
  2. Step 2: Convert to fraction form
    73,559.48/110,199.98 = 43,483.66/x
  3. Step 3: Cross multiply
    73,559.48x = 110,199.98 × 43,483.66
  4. Step 4: Simplify right side
    73,559.48x = 4,791,898,462.33
  5. Step 5: Solve for x
    x = 4,791,898,462.33/73,559.48
  6. Step 6: Final answer
    x = 65,143.18

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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.