Home / 228,042.03-314,810.24-143,205.87

Finding the Fourth Proportional to 228,042.03, 314,810.24 and 143,205.87

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Solution

The fourth proportional to 228,042.03, 314,810.24 and 143,205.87 is: 197,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,042.03 : 314,810.24 = 143,205.87 : x
  2. Step 2: Convert to fraction form
    228,042.03/314,810.24 = 143,205.87/x
  3. Step 3: Cross multiply
    228,042.03x = 314,810.24 × 143,205.87
  4. Step 4: Simplify right side
    228,042.03x = 45,082,673,588.08
  5. Step 5: Solve for x
    x = 45,082,673,588.08/228,042.03
  6. Step 6: Final answer
    x = 197,694.58

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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.