Home / 84,961.96-127,434.69-25,798.14

Finding the Fourth Proportional to 84,961.96, 127,434.69 and 25,798.14

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Solution

The fourth proportional to 84,961.96, 127,434.69 and 25,798.14 is: 38,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,961.96 : 127,434.69 = 25,798.14 : x
  2. Step 2: Convert to fraction form
    84,961.96/127,434.69 = 25,798.14/x
  3. Step 3: Cross multiply
    84,961.96x = 127,434.69 × 25,798.14
  4. Step 4: Simplify right side
    84,961.96x = 3,287,577,973.48
  5. Step 5: Solve for x
    x = 3,287,577,973.48/84,961.96
  6. Step 6: Final answer
    x = 38,694.70

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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.