Home / 117,440.37-176,209.97-47,302.47

Finding the Fourth Proportional to 117,440.37, 176,209.97 and 47,302.47

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Solution

The fourth proportional to 117,440.37, 176,209.97 and 47,302.47 is: 70,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,440.37 : 176,209.97 = 47,302.47 : x
  2. Step 2: Convert to fraction form
    117,440.37/176,209.97 = 47,302.47/x
  3. Step 3: Cross multiply
    117,440.37x = 176,209.97 × 47,302.47
  4. Step 4: Simplify right side
    117,440.37x = 8,335,166,583.11
  5. Step 5: Solve for x
    x = 8,335,166,583.11/117,440.37
  6. Step 6: Final answer
    x = 70,973.61

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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.