Home / 117,884.70-176,827.05-47,766.30

Finding the Fourth Proportional to 117,884.70, 176,827.05 and 47,766.30

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Solution

The fourth proportional to 117,884.70, 176,827.05 and 47,766.30 is: 71,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,884.70 : 176,827.05 = 47,766.30 : x
  2. Step 2: Convert to fraction form
    117,884.70/176,827.05 = 47,766.30/x
  3. Step 3: Cross multiply
    117,884.70x = 176,827.05 × 47,766.30
  4. Step 4: Simplify right side
    117,884.70x = 8,446,373,918.42
  5. Step 5: Solve for x
    x = 8,446,373,918.42/117,884.70
  6. Step 6: Final answer
    x = 71,649.45

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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.