Home / 252,122.40-378,183.60-94,330.35

Finding the Fourth Proportional to 252,122.40, 378,183.60 and 94,330.35

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Solution

The fourth proportional to 252,122.40, 378,183.60 and 94,330.35 is: 141,495.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,122.40 : 378,183.60 = 94,330.35 : x
  2. Step 2: Convert to fraction form
    252,122.40/378,183.60 = 94,330.35/x
  3. Step 3: Cross multiply
    252,122.40x = 378,183.60 × 94,330.35
  4. Step 4: Simplify right side
    252,122.40x = 35,674,191,352.26
  5. Step 5: Solve for x
    x = 35,674,191,352.26/252,122.40
  6. Step 6: Final answer
    x = 141,495.53

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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.