Home / 167,075.36-230,567.28-91,628

Finding the Fourth Proportional to 167,075.36, 230,567.28 and 91,628

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Solution

The fourth proportional to 167,075.36, 230,567.28 and 91,628 is: 126,448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,075.36 : 230,567.28 = 91,628 : x
  2. Step 2: Convert to fraction form
    167,075.36/230,567.28 = 91,628/x
  3. Step 3: Cross multiply
    167,075.36x = 230,567.28 × 91,628
  4. Step 4: Simplify right side
    167,075.36x = 21,126,418,731.84
  5. Step 5: Solve for x
    x = 21,126,418,731.84/167,075.36
  6. Step 6: Final answer
    x = 126,448.44

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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.