Home / 207,039.36-310,624.62-73,916.64

Finding the Fourth Proportional to 207,039.36, 310,624.62 and 73,916.64

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Solution

The fourth proportional to 207,039.36, 310,624.62 and 73,916.64 is: 110,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,039.36 : 310,624.62 = 73,916.64 : x
  2. Step 2: Convert to fraction form
    207,039.36/310,624.62 = 73,916.64/x
  3. Step 3: Cross multiply
    207,039.36x = 310,624.62 × 73,916.64
  4. Step 4: Simplify right side
    207,039.36x = 22,960,328,211.68
  5. Step 5: Solve for x
    x = 22,960,328,211.68/207,039.36
  6. Step 6: Final answer
    x = 110,898.37

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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.