Home / 185,443.20-255,892.80-113,826.24

Finding the Fourth Proportional to 185,443.20, 255,892.80 and 113,826.24

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Solution

The fourth proportional to 185,443.20, 255,892.80 and 113,826.24 is: 157,068.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,443.20 : 255,892.80 = 113,826.24 : x
  2. Step 2: Convert to fraction form
    185,443.20/255,892.80 = 113,826.24/x
  3. Step 3: Cross multiply
    185,443.20x = 255,892.80 × 113,826.24
  4. Step 4: Simplify right side
    185,443.20x = 29,127,315,267.07
  5. Step 5: Solve for x
    x = 29,127,315,267.07/185,443.20
  6. Step 6: Final answer
    x = 157,068.66

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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.