Home / 76,585.46-114,878.76-26,665.48

Finding the Fourth Proportional to 76,585.46, 114,878.76 and 26,665.48

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Solution

The fourth proportional to 76,585.46, 114,878.76 and 26,665.48 is: 39,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,585.46 : 114,878.76 = 26,665.48 : x
  2. Step 2: Convert to fraction form
    76,585.46/114,878.76 = 26,665.48/x
  3. Step 3: Cross multiply
    76,585.46x = 114,878.76 × 26,665.48
  4. Step 4: Simplify right side
    76,585.46x = 3,063,297,082.08
  5. Step 5: Solve for x
    x = 3,063,297,082.08/76,585.46
  6. Step 6: Final answer
    x = 39,998.41

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1.5x scale

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.