Home / 73,127.01-109,690.53-26,379.87

Finding the Fourth Proportional to 73,127.01, 109,690.53 and 26,379.87

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Solution

The fourth proportional to 73,127.01, 109,690.53 and 26,379.87 is: 39,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,127.01 : 109,690.53 = 26,379.87 : x
  2. Step 2: Convert to fraction form
    73,127.01/109,690.53 = 26,379.87/x
  3. Step 3: Cross multiply
    73,127.01x = 109,690.53 × 26,379.87
  4. Step 4: Simplify right side
    73,127.01x = 2,893,621,921.63
  5. Step 5: Solve for x
    x = 2,893,621,921.63/73,127.01
  6. Step 6: Final answer
    x = 39,569.81

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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.