Home / 94,336.40-141,353.40-49,905.20

Finding the Fourth Proportional to 94,336.40, 141,353.40 and 49,905.20

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Solution

The fourth proportional to 94,336.40, 141,353.40 and 49,905.20 is: 74,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,336.40 : 141,353.40 = 49,905.20 : x
  2. Step 2: Convert to fraction form
    94,336.40/141,353.40 = 49,905.20/x
  3. Step 3: Cross multiply
    94,336.40x = 141,353.40 × 49,905.20
  4. Step 4: Simplify right side
    94,336.40x = 7,054,269,697.68
  5. Step 5: Solve for x
    x = 7,054,269,697.68/94,336.40
  6. Step 6: Final answer
    x = 74,777.81

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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.