Home / 228,180.92-314,755.08-143,150.36

Finding the Fourth Proportional to 228,180.92, 314,755.08 and 143,150.36

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Solution

The fourth proportional to 228,180.92, 314,755.08 and 143,150.36 is: 197,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,180.92 : 314,755.08 = 143,150.36 : x
  2. Step 2: Convert to fraction form
    228,180.92/314,755.08 = 143,150.36/x
  3. Step 3: Cross multiply
    228,180.92x = 314,755.08 × 143,150.36
  4. Step 4: Simplify right side
    228,180.92x = 45,057,303,013.83
  5. Step 5: Solve for x
    x = 45,057,303,013.83/228,180.92
  6. Step 6: Final answer
    x = 197,463.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.