Home / 75,825.90-113,762.54-22,518.18

Finding the Fourth Proportional to 75,825.90, 113,762.54 and 22,518.18

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Solution

The fourth proportional to 75,825.90, 113,762.54 and 22,518.18 is: 33,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,825.90 : 113,762.54 = 22,518.18 : x
  2. Step 2: Convert to fraction form
    75,825.90/113,762.54 = 22,518.18/x
  3. Step 3: Cross multiply
    75,825.90x = 113,762.54 × 22,518.18
  4. Step 4: Simplify right side
    75,825.90x = 2,561,725,409.27
  5. Step 5: Solve for x
    x = 2,561,725,409.27/75,825.90
  6. Step 6: Final answer
    x = 33,784.31

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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.