Home / 156,940.15-235,410.23-104,178.55

Finding the Fourth Proportional to 156,940.15, 235,410.23 and 104,178.55

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Solution

The fourth proportional to 156,940.15, 235,410.23 and 104,178.55 is: 156,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,940.15 : 235,410.23 = 104,178.55 : x
  2. Step 2: Convert to fraction form
    156,940.15/235,410.23 = 104,178.55/x
  3. Step 3: Cross multiply
    156,940.15x = 235,410.23 × 104,178.55
  4. Step 4: Simplify right side
    156,940.15x = 24,524,696,416.57
  5. Step 5: Solve for x
    x = 24,524,696,416.57/156,940.15
  6. Step 6: Final answer
    x = 156,267.83

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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.