Home / 228,220.92-342,331.38-178,226.10

Finding the Fourth Proportional to 228,220.92, 342,331.38 and 178,226.10

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Solution

The fourth proportional to 228,220.92, 342,331.38 and 178,226.10 is: 267,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,220.92 : 342,331.38 = 178,226.10 : x
  2. Step 2: Convert to fraction form
    228,220.92/342,331.38 = 178,226.10/x
  3. Step 3: Cross multiply
    228,220.92x = 342,331.38 × 178,226.10
  4. Step 4: Simplify right side
    228,220.92x = 61,012,386,765.02
  5. Step 5: Solve for x
    x = 61,012,386,765.02/228,220.92
  6. Step 6: Final answer
    x = 267,339.15

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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.