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Finding the Fourth Proportional to 77,613.96, 116,309.70 and 44,265

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Solution

The fourth proportional to 77,613.96, 116,309.70 and 44,265 is: 66,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,613.96 : 116,309.70 = 44,265 : x
  2. Step 2: Convert to fraction form
    77,613.96/116,309.70 = 44,265/x
  3. Step 3: Cross multiply
    77,613.96x = 116,309.70 × 44,265
  4. Step 4: Simplify right side
    77,613.96x = 5,148,448,870.50
  5. Step 5: Solve for x
    x = 5,148,448,870.50/77,613.96
  6. Step 6: Final answer
    x = 66,334.06

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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.