Home / 228,111.18-342,049.51-133,362.24

Finding the Fourth Proportional to 228,111.18, 342,049.51 and 133,362.24

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Solution

The fourth proportional to 228,111.18, 342,049.51 and 133,362.24 is: 199,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,111.18 : 342,049.51 = 133,362.24 : x
  2. Step 2: Convert to fraction form
    228,111.18/342,049.51 = 133,362.24/x
  3. Step 3: Cross multiply
    228,111.18x = 342,049.51 × 133,362.24
  4. Step 4: Simplify right side
    228,111.18x = 45,616,488,844.50
  5. Step 5: Solve for x
    x = 45,616,488,844.50/228,111.18
  6. Step 6: Final answer
    x = 199,974.81

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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.