Home / 185,040.63-255,360.78-113,460.12

Finding the Fourth Proportional to 185,040.63, 255,360.78 and 113,460.12

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Solution

The fourth proportional to 185,040.63, 255,360.78 and 113,460.12 is: 156,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,040.63 : 255,360.78 = 113,460.12 : x
  2. Step 2: Convert to fraction form
    185,040.63/255,360.78 = 113,460.12/x
  3. Step 3: Cross multiply
    185,040.63x = 255,360.78 × 113,460.12
  4. Step 4: Simplify right side
    185,040.63x = 28,973,264,742.09
  5. Step 5: Solve for x
    x = 28,973,264,742.09/185,040.63
  6. Step 6: Final answer
    x = 156,577.85

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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.