Home / 92,107.81-127,337.07-91,267.03

Finding the Fourth Proportional to 92,107.81, 127,337.07 and 91,267.03

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Solution

The fourth proportional to 92,107.81, 127,337.07 and 91,267.03 is: 126,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,107.81 : 127,337.07 = 91,267.03 : x
  2. Step 2: Convert to fraction form
    92,107.81/127,337.07 = 91,267.03/x
  3. Step 3: Cross multiply
    92,107.81x = 127,337.07 × 91,267.03
  4. Step 4: Simplify right side
    92,107.81x = 11,621,676,187.80
  5. Step 5: Solve for x
    x = 11,621,676,187.80/92,107.81
  6. Step 6: Final answer
    x = 126,174.71

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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.