Home / 93,530.20-140,295.86-31,200.52

Finding the Fourth Proportional to 93,530.20, 140,295.86 and 31,200.52

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Solution

The fourth proportional to 93,530.20, 140,295.86 and 31,200.52 is: 46,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,530.20 : 140,295.86 = 31,200.52 : x
  2. Step 2: Convert to fraction form
    93,530.20/140,295.86 = 31,200.52/x
  3. Step 3: Cross multiply
    93,530.20x = 140,295.86 × 31,200.52
  4. Step 4: Simplify right side
    93,530.20x = 4,377,303,785.85
  5. Step 5: Solve for x
    x = 4,377,303,785.85/93,530.20
  6. Step 6: Final answer
    x = 46,800.97

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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.