Home / 211,773.24-292,206.96-143,844.48

Finding the Fourth Proportional to 211,773.24, 292,206.96 and 143,844.48

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Solution

The fourth proportional to 211,773.24, 292,206.96 and 143,844.48 is: 198,478.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,773.24 : 292,206.96 = 143,844.48 : x
  2. Step 2: Convert to fraction form
    211,773.24/292,206.96 = 143,844.48/x
  3. Step 3: Cross multiply
    211,773.24x = 292,206.96 × 143,844.48
  4. Step 4: Simplify right side
    211,773.24x = 42,032,358,213.58
  5. Step 5: Solve for x
    x = 42,032,358,213.58/211,773.24
  6. Step 6: Final answer
    x = 198,478.14

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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.