Home / 185,027.08-255,343.56-113,393.28

Finding the Fourth Proportional to 185,027.08, 255,343.56 and 113,393.28

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Solution

The fourth proportional to 185,027.08, 255,343.56 and 113,393.28 is: 156,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,027.08 : 255,343.56 = 113,393.28 : x
  2. Step 2: Convert to fraction form
    185,027.08/255,343.56 = 113,393.28/x
  3. Step 3: Cross multiply
    185,027.08x = 255,343.56 × 113,393.28
  4. Step 4: Simplify right side
    185,027.08x = 28,954,243,795.28
  5. Step 5: Solve for x
    x = 28,954,243,795.28/185,027.08
  6. Step 6: Final answer
    x = 156,486.52

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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.