Home / 77,766.68-116,668.55-25,176.17

Finding the Fourth Proportional to 77,766.68, 116,668.55 and 25,176.17

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Solution

The fourth proportional to 77,766.68, 116,668.55 and 25,176.17 is: 37,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,766.68 : 116,668.55 = 25,176.17 : x
  2. Step 2: Convert to fraction form
    77,766.68/116,668.55 = 25,176.17/x
  3. Step 3: Cross multiply
    77,766.68x = 116,668.55 × 25,176.17
  4. Step 4: Simplify right side
    77,766.68x = 2,937,266,539.23
  5. Step 5: Solve for x
    x = 2,937,266,539.23/77,766.68
  6. Step 6: Final answer
    x = 37,770.24

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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.