Home / 228,976.83-343,031.72-152,845.81

Finding the Fourth Proportional to 228,976.83, 343,031.72 and 152,845.81

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Solution

The fourth proportional to 228,976.83, 343,031.72 and 152,845.81 is: 228,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,976.83 : 343,031.72 = 152,845.81 : x
  2. Step 2: Convert to fraction form
    228,976.83/343,031.72 = 152,845.81/x
  3. Step 3: Cross multiply
    228,976.83x = 343,031.72 × 152,845.81
  4. Step 4: Simplify right side
    228,976.83x = 52,430,959,477.28
  5. Step 5: Solve for x
    x = 52,430,959,477.28/228,976.83
  6. Step 6: Final answer
    x = 228,979.32

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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.