Home / 76,140.88-114,222.24-23,554.48

Finding the Fourth Proportional to 76,140.88, 114,222.24 and 23,554.48

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Solution

The fourth proportional to 76,140.88, 114,222.24 and 23,554.48 is: 35,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,140.88 : 114,222.24 = 23,554.48 : x
  2. Step 2: Convert to fraction form
    76,140.88/114,222.24 = 23,554.48/x
  3. Step 3: Cross multiply
    76,140.88x = 114,222.24 × 23,554.48
  4. Step 4: Simplify right side
    76,140.88x = 2,690,445,467.64
  5. Step 5: Solve for x
    x = 2,690,445,467.64/76,140.88
  6. Step 6: Final answer
    x = 35,335.10

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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.