Home / 52,558.20-78,683.70-51,022.20

Finding the Fourth Proportional to 52,558.20, 78,683.70 and 51,022.20

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Solution

The fourth proportional to 52,558.20, 78,683.70 and 51,022.20 is: 76,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558.20 : 78,683.70 = 51,022.20 : x
  2. Step 2: Convert to fraction form
    52,558.20/78,683.70 = 51,022.20/x
  3. Step 3: Cross multiply
    52,558.20x = 78,683.70 × 51,022.20
  4. Step 4: Simplify right side
    52,558.20x = 4,014,615,478.14
  5. Step 5: Solve for x
    x = 4,014,615,478.14/52,558.20
  6. Step 6: Final answer
    x = 76,384.19

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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.