Home / 76,440.30-114,660.45-41,010.90

Finding the Fourth Proportional to 76,440.30, 114,660.45 and 41,010.90

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Solution

The fourth proportional to 76,440.30, 114,660.45 and 41,010.90 is: 61,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,440.30 : 114,660.45 = 41,010.90 : x
  2. Step 2: Convert to fraction form
    76,440.30/114,660.45 = 41,010.90/x
  3. Step 3: Cross multiply
    76,440.30x = 114,660.45 × 41,010.90
  4. Step 4: Simplify right side
    76,440.30x = 4,702,328,248.91
  5. Step 5: Solve for x
    x = 4,702,328,248.91/76,440.30
  6. Step 6: Final answer
    x = 61,516.35

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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.