Home / 50,177.88-75,279.17-35,415.63

Finding the Fourth Proportional to 50,177.88, 75,279.17 and 35,415.63

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Solution

The fourth proportional to 50,177.88, 75,279.17 and 35,415.63 is: 53,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,177.88 : 75,279.17 = 35,415.63 : x
  2. Step 2: Convert to fraction form
    50,177.88/75,279.17 = 35,415.63/x
  3. Step 3: Cross multiply
    50,177.88x = 75,279.17 × 35,415.63
  4. Step 4: Simplify right side
    50,177.88x = 2,666,059,319.97
  5. Step 5: Solve for x
    x = 2,666,059,319.97/50,177.88
  6. Step 6: Final answer
    x = 53,132.16

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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.