Home / 136,059.66-187,777.52-82,374.26

Finding the Fourth Proportional to 136,059.66, 187,777.52 and 82,374.26

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Solution

The fourth proportional to 136,059.66, 187,777.52 and 82,374.26 is: 113,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,059.66 : 187,777.52 = 82,374.26 : x
  2. Step 2: Convert to fraction form
    136,059.66/187,777.52 = 82,374.26/x
  3. Step 3: Cross multiply
    136,059.66x = 187,777.52 × 82,374.26
  4. Step 4: Simplify right side
    136,059.66x = 15,468,034,254.64
  5. Step 5: Solve for x
    x = 15,468,034,254.64/136,059.66
  6. Step 6: Final answer
    x = 113,685.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.