Home / 117,834.08-176,778.81-38,948.31

Finding the Fourth Proportional to 117,834.08, 176,778.81 and 38,948.31

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Solution

The fourth proportional to 117,834.08, 176,778.81 and 38,948.31 is: 58,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,834.08 : 176,778.81 = 38,948.31 : x
  2. Step 2: Convert to fraction form
    117,834.08/176,778.81 = 38,948.31/x
  3. Step 3: Cross multiply
    117,834.08x = 176,778.81 × 38,948.31
  4. Step 4: Simplify right side
    117,834.08x = 6,885,235,893.31
  5. Step 5: Solve for x
    x = 6,885,235,893.31/117,834.08
  6. Step 6: Final answer
    x = 58,431.62

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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.