Home / 210,001.82-289,808.48-114,513.75

Finding the Fourth Proportional to 210,001.82, 289,808.48 and 114,513.75

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Solution

The fourth proportional to 210,001.82, 289,808.48 and 114,513.75 is: 158,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,001.82 : 289,808.48 = 114,513.75 : x
  2. Step 2: Convert to fraction form
    210,001.82/289,808.48 = 114,513.75/x
  3. Step 3: Cross multiply
    210,001.82x = 289,808.48 × 114,513.75
  4. Step 4: Simplify right side
    210,001.82x = 33,187,056,112.88
  5. Step 5: Solve for x
    x = 33,187,056,112.88/210,001.82
  6. Step 6: Final answer
    x = 158,032.23

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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.