Home / 247,512.36-371,322.53-140,946.68

Finding the Fourth Proportional to 247,512.36, 371,322.53 and 140,946.68

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Solution

The fourth proportional to 247,512.36, 371,322.53 and 140,946.68 is: 211,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,512.36 : 371,322.53 = 140,946.68 : x
  2. Step 2: Convert to fraction form
    247,512.36/371,322.53 = 140,946.68/x
  3. Step 3: Cross multiply
    247,512.36x = 371,322.53 × 140,946.68
  4. Step 4: Simplify right side
    247,512.36x = 52,336,678,564.82
  5. Step 5: Solve for x
    x = 52,336,678,564.82/247,512.36
  6. Step 6: Final answer
    x = 211,450.77

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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.