Home / 117,880.28-176,818.70-29,133.80

Finding the Fourth Proportional to 117,880.28, 176,818.70 and 29,133.80

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Solution

The fourth proportional to 117,880.28, 176,818.70 and 29,133.80 is: 43,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,880.28 : 176,818.70 = 29,133.80 : x
  2. Step 2: Convert to fraction form
    117,880.28/176,818.70 = 29,133.80/x
  3. Step 3: Cross multiply
    117,880.28x = 176,818.70 × 29,133.80
  4. Step 4: Simplify right side
    117,880.28x = 5,151,399,612.30
  5. Step 5: Solve for x
    x = 5,151,399,612.30/117,880.28
  6. Step 6: Final answer
    x = 43,700.27

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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.