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Finding the Fourth Proportional to 248,339.68, 343,110.24 and 173,223.52

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Solution

The fourth proportional to 248,339.68, 343,110.24 and 173,223.52 is: 239,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,339.68 : 343,110.24 = 173,223.52 : x
  2. Step 2: Convert to fraction form
    248,339.68/343,110.24 = 173,223.52/x
  3. Step 3: Cross multiply
    248,339.68x = 343,110.24 × 173,223.52
  4. Step 4: Simplify right side
    248,339.68x = 59,434,763,520.84
  5. Step 5: Solve for x
    x = 59,434,763,520.84/248,339.68
  6. Step 6: Final answer
    x = 239,328.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.