Home / 117,673.38-176,585.13-42,786.35

Finding the Fourth Proportional to 117,673.38, 176,585.13 and 42,786.35

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Solution

The fourth proportional to 117,673.38, 176,585.13 and 42,786.35 is: 64,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,673.38 : 176,585.13 = 42,786.35 : x
  2. Step 2: Convert to fraction form
    117,673.38/176,585.13 = 42,786.35/x
  3. Step 3: Cross multiply
    117,673.38x = 176,585.13 × 42,786.35
  4. Step 4: Simplify right side
    117,673.38x = 7,555,432,294.05
  5. Step 5: Solve for x
    x = 7,555,432,294.05/117,673.38
  6. Step 6: Final answer
    x = 64,206.81

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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.