Home / 185,271.64-255,679.60-113,691.22

Finding the Fourth Proportional to 185,271.64, 255,679.60 and 113,691.22

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Solution

The fourth proportional to 185,271.64, 255,679.60 and 113,691.22 is: 156,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,271.64 : 255,679.60 = 113,691.22 : x
  2. Step 2: Convert to fraction form
    185,271.64/255,679.60 = 113,691.22/x
  3. Step 3: Cross multiply
    185,271.64x = 255,679.60 × 113,691.22
  4. Step 4: Simplify right side
    185,271.64x = 29,068,525,653.11
  5. Step 5: Solve for x
    x = 29,068,525,653.11/185,271.64
  6. Step 6: Final answer
    x = 156,896.79

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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.