Home / 252,112.50-378,168.75-94,415.22

Finding the Fourth Proportional to 252,112.50, 378,168.75 and 94,415.22

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Solution

The fourth proportional to 252,112.50, 378,168.75 and 94,415.22 is: 141,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,112.50 : 378,168.75 = 94,415.22 : x
  2. Step 2: Convert to fraction form
    252,112.50/378,168.75 = 94,415.22/x
  3. Step 3: Cross multiply
    252,112.50x = 378,168.75 × 94,415.22
  4. Step 4: Simplify right side
    252,112.50x = 35,704,885,728.38
  5. Step 5: Solve for x
    x = 35,704,885,728.38/252,112.50
  6. Step 6: Final answer
    x = 141,622.83

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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.