Home / 179,621.10-269,439.93-61,293.60

Finding the Fourth Proportional to 179,621.10, 269,439.93 and 61,293.60

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Solution

The fourth proportional to 179,621.10, 269,439.93 and 61,293.60 is: 91,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,621.10 : 269,439.93 = 61,293.60 : x
  2. Step 2: Convert to fraction form
    179,621.10/269,439.93 = 61,293.60/x
  3. Step 3: Cross multiply
    179,621.10x = 269,439.93 × 61,293.60
  4. Step 4: Simplify right side
    179,621.10x = 16,514,943,293.45
  5. Step 5: Solve for x
    x = 16,514,943,293.45/179,621.10
  6. Step 6: Final answer
    x = 91,943.23

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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.