Home / 134,698.73-185,929.28-80,267.96

Finding the Fourth Proportional to 134,698.73, 185,929.28 and 80,267.96

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Solution

The fourth proportional to 134,698.73, 185,929.28 and 80,267.96 is: 110,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,698.73 : 185,929.28 = 80,267.96 : x
  2. Step 2: Convert to fraction form
    134,698.73/185,929.28 = 80,267.96/x
  3. Step 3: Cross multiply
    134,698.73x = 185,929.28 × 80,267.96
  4. Step 4: Simplify right side
    134,698.73x = 14,924,164,675.36
  5. Step 5: Solve for x
    x = 14,924,164,675.36/134,698.73
  6. Step 6: Final answer
    x = 110,796.63

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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.