Home / 117,815.49-176,734.13-47,700.27

Finding the Fourth Proportional to 117,815.49, 176,734.13 and 47,700.27

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Solution

The fourth proportional to 117,815.49, 176,734.13 and 47,700.27 is: 71,554.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,815.49 : 176,734.13 = 47,700.27 : x
  2. Step 2: Convert to fraction form
    117,815.49/176,734.13 = 47,700.27/x
  3. Step 3: Cross multiply
    117,815.49x = 176,734.13 × 47,700.27
  4. Step 4: Simplify right side
    117,815.49x = 8,430,265,719.22
  5. Step 5: Solve for x
    x = 8,430,265,719.22/117,815.49
  6. Step 6: Final answer
    x = 71,554.82

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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.