Home / 276,703.70-415,099.22-96,839.35

Finding the Fourth Proportional to 276,703.70, 415,099.22 and 96,839.35

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Solution

The fourth proportional to 276,703.70, 415,099.22 and 96,839.35 is: 145,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,703.70 : 415,099.22 = 96,839.35 : x
  2. Step 2: Convert to fraction form
    276,703.70/415,099.22 = 96,839.35/x
  3. Step 3: Cross multiply
    276,703.70x = 415,099.22 × 96,839.35
  4. Step 4: Simplify right side
    276,703.70x = 40,197,937,128.36
  5. Step 5: Solve for x
    x = 40,197,937,128.36/276,703.70
  6. Step 6: Final answer
    x = 145,274.31

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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.