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Finding the Fourth Proportional to 230,250.44, 317,658.26 and 139,573.34

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Solution

The fourth proportional to 230,250.44, 317,658.26 and 139,573.34 is: 192,558.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,250.44 : 317,658.26 = 139,573.34 : x
  2. Step 2: Convert to fraction form
    230,250.44/317,658.26 = 139,573.34/x
  3. Step 3: Cross multiply
    230,250.44x = 317,658.26 × 139,573.34
  4. Step 4: Simplify right side
    230,250.44x = 44,336,624,326.79
  5. Step 5: Solve for x
    x = 44,336,624,326.79/230,250.44
  6. Step 6: Final answer
    x = 192,558.26

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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.