Home / 81,459.07-122,207.73-25,296.28

Finding the Fourth Proportional to 81,459.07, 122,207.73 and 25,296.28

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Solution

The fourth proportional to 81,459.07, 122,207.73 and 25,296.28 is: 37,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,459.07 : 122,207.73 = 25,296.28 : x
  2. Step 2: Convert to fraction form
    81,459.07/122,207.73 = 25,296.28/x
  3. Step 3: Cross multiply
    81,459.07x = 122,207.73 × 25,296.28
  4. Step 4: Simplify right side
    81,459.07x = 3,091,400,956.24
  5. Step 5: Solve for x
    x = 3,091,400,956.24/81,459.07
  6. Step 6: Final answer
    x = 37,950.36

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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.