Home / 228,132.06-342,216.36-68,196.30

Finding the Fourth Proportional to 228,132.06, 342,216.36 and 68,196.30

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Solution

The fourth proportional to 228,132.06, 342,216.36 and 68,196.30 is: 102,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,132.06 : 342,216.36 = 68,196.30 : x
  2. Step 2: Convert to fraction form
    228,132.06/342,216.36 = 68,196.30/x
  3. Step 3: Cross multiply
    228,132.06x = 342,216.36 × 68,196.30
  4. Step 4: Simplify right side
    228,132.06x = 23,337,889,551.47
  5. Step 5: Solve for x
    x = 23,337,889,551.47/228,132.06
  6. Step 6: Final answer
    x = 102,299.91

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1.5x scale

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.