Home / 84,922.64-127,384.26-25,758.82

Finding the Fourth Proportional to 84,922.64, 127,384.26 and 25,758.82

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Solution

The fourth proportional to 84,922.64, 127,384.26 and 25,758.82 is: 38,638.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,922.64 : 127,384.26 = 25,758.82 : x
  2. Step 2: Convert to fraction form
    84,922.64/127,384.26 = 25,758.82/x
  3. Step 3: Cross multiply
    84,922.64x = 127,384.26 × 25,758.82
  4. Step 4: Simplify right side
    84,922.64x = 3,281,268,224.17
  5. Step 5: Solve for x
    x = 3,281,268,224.17/84,922.64
  6. Step 6: Final answer
    x = 38,638.32

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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.