Home / 117,622.17-176,783.16-55,336.41

Finding the Fourth Proportional to 117,622.17, 176,783.16 and 55,336.41

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Solution

The fourth proportional to 117,622.17, 176,783.16 and 55,336.41 is: 83,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,622.17 : 176,783.16 = 55,336.41 : x
  2. Step 2: Convert to fraction form
    117,622.17/176,783.16 = 55,336.41/x
  3. Step 3: Cross multiply
    117,622.17x = 176,783.16 × 55,336.41
  4. Step 4: Simplify right side
    117,622.17x = 9,782,545,422.86
  5. Step 5: Solve for x
    x = 9,782,545,422.86/117,622.17
  6. Step 6: Final answer
    x = 83,169.23

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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.