Home / 77,766.54-116,668.29-25,176

Finding the Fourth Proportional to 77,766.54, 116,668.29 and 25,176

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Solution

The fourth proportional to 77,766.54, 116,668.29 and 25,176 is: 37,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,766.54 : 116,668.29 = 25,176 : x
  2. Step 2: Convert to fraction form
    77,766.54/116,668.29 = 25,176/x
  3. Step 3: Cross multiply
    77,766.54x = 116,668.29 × 25,176
  4. Step 4: Simplify right side
    77,766.54x = 2,937,240,869.04
  5. Step 5: Solve for x
    x = 2,937,240,869.04/77,766.54
  6. Step 6: Final answer
    x = 37,769.98

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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.