Home / 76,012.46-114,021-26,091.84

Finding the Fourth Proportional to 76,012.46, 114,021 and 26,091.84

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Solution

The fourth proportional to 76,012.46, 114,021 and 26,091.84 is: 39,138.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,012.46 : 114,021 = 26,091.84 : x
  2. Step 2: Convert to fraction form
    76,012.46/114,021 = 26,091.84/x
  3. Step 3: Cross multiply
    76,012.46x = 114,021 × 26,091.84
  4. Step 4: Simplify right side
    76,012.46x = 2,975,017,688.64
  5. Step 5: Solve for x
    x = 2,975,017,688.64/76,012.46
  6. Step 6: Final answer
    x = 39,138.55

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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.