Home / 348,378.20-522,511.36-95,599.66

Finding the Fourth Proportional to 348,378.20, 522,511.36 and 95,599.66

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Solution

The fourth proportional to 348,378.20, 522,511.36 and 95,599.66 is: 143,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,378.20 : 522,511.36 = 95,599.66 : x
  2. Step 2: Convert to fraction form
    348,378.20/522,511.36 = 95,599.66/x
  3. Step 3: Cross multiply
    348,378.20x = 522,511.36 × 95,599.66
  4. Step 4: Simplify right side
    348,378.20x = 49,951,905,749.58
  5. Step 5: Solve for x
    x = 49,951,905,749.58/348,378.20
  6. Step 6: Final answer
    x = 143,384.13

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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.