Home / 167,137.02-230,649.39-91,686.06

Finding the Fourth Proportional to 167,137.02, 230,649.39 and 91,686.06

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Solution

The fourth proportional to 167,137.02, 230,649.39 and 91,686.06 is: 126,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,137.02 : 230,649.39 = 91,686.06 : x
  2. Step 2: Convert to fraction form
    167,137.02/230,649.39 = 91,686.06/x
  3. Step 3: Cross multiply
    167,137.02x = 230,649.39 × 91,686.06
  4. Step 4: Simplify right side
    167,137.02x = 21,147,333,810.50
  5. Step 5: Solve for x
    x = 21,147,333,810.50/167,137.02
  6. Step 6: Final answer
    x = 126,526.93

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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.