Home / 84,895.38-127,343.70-25,735.68

Finding the Fourth Proportional to 84,895.38, 127,343.70 and 25,735.68

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Solution

The fourth proportional to 84,895.38, 127,343.70 and 25,735.68 is: 38,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,895.38 : 127,343.70 = 25,735.68 : x
  2. Step 2: Convert to fraction form
    84,895.38/127,343.70 = 25,735.68/x
  3. Step 3: Cross multiply
    84,895.38x = 127,343.70 × 25,735.68
  4. Step 4: Simplify right side
    84,895.38x = 3,277,276,713.22
  5. Step 5: Solve for x
    x = 3,277,276,713.22/84,895.38
  6. Step 6: Final answer
    x = 38,603.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.