Home / 293,216.92-439,833.58-103,650.50

Finding the Fourth Proportional to 293,216.92, 439,833.58 and 103,650.50

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Solution

The fourth proportional to 293,216.92, 439,833.58 and 103,650.50 is: 155,478.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216.92 : 439,833.58 = 103,650.50 : x
  2. Step 2: Convert to fraction form
    293,216.92/439,833.58 = 103,650.50/x
  3. Step 3: Cross multiply
    293,216.92x = 439,833.58 × 103,650.50
  4. Step 4: Simplify right side
    293,216.92x = 45,588,970,483.79
  5. Step 5: Solve for x
    x = 45,588,970,483.79/293,216.92
  6. Step 6: Final answer
    x = 155,478.65

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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.