Home / 85,083.48-127,631.70-25,924.20

Finding the Fourth Proportional to 85,083.48, 127,631.70 and 25,924.20

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Solution

The fourth proportional to 85,083.48, 127,631.70 and 25,924.20 is: 38,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,083.48 : 127,631.70 = 25,924.20 : x
  2. Step 2: Convert to fraction form
    85,083.48/127,631.70 = 25,924.20/x
  3. Step 3: Cross multiply
    85,083.48x = 127,631.70 × 25,924.20
  4. Step 4: Simplify right side
    85,083.48x = 3,308,749,717.14
  5. Step 5: Solve for x
    x = 3,308,749,717.14/85,083.48
  6. Step 6: Final answer
    x = 38,888.27

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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.