Home / 62,479.56-86,219.76-34,183.36

Finding the Fourth Proportional to 62,479.56, 86,219.76 and 34,183.36

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Solution

The fourth proportional to 62,479.56, 86,219.76 and 34,183.36 is: 47,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,479.56 : 86,219.76 = 34,183.36 : x
  2. Step 2: Convert to fraction form
    62,479.56/86,219.76 = 34,183.36/x
  3. Step 3: Cross multiply
    62,479.56x = 86,219.76 × 34,183.36
  4. Step 4: Simplify right side
    62,479.56x = 2,947,281,095.19
  5. Step 5: Solve for x
    x = 2,947,281,095.19/62,479.56
  6. Step 6: Final answer
    x = 47,171.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.