Home / 83,375.09-125,130.06-64,610.63

Finding the Fourth Proportional to 83,375.09, 125,130.06 and 64,610.63

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Solution

The fourth proportional to 83,375.09, 125,130.06 and 64,610.63 is: 96,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,375.09 : 125,130.06 = 64,610.63 : x
  2. Step 2: Convert to fraction form
    83,375.09/125,130.06 = 64,610.63/x
  3. Step 3: Cross multiply
    83,375.09x = 125,130.06 × 64,610.63
  4. Step 4: Simplify right side
    83,375.09x = 8,084,732,008.54
  5. Step 5: Solve for x
    x = 8,084,732,008.54/83,375.09
  6. Step 6: Final answer
    x = 96,968.20

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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.