Home / 169,835.24-254,752.86-76,231.64

Finding the Fourth Proportional to 169,835.24, 254,752.86 and 76,231.64

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Solution

The fourth proportional to 169,835.24, 254,752.86 and 76,231.64 is: 114,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,835.24 : 254,752.86 = 76,231.64 : x
  2. Step 2: Convert to fraction form
    169,835.24/254,752.86 = 76,231.64/x
  3. Step 3: Cross multiply
    169,835.24x = 254,752.86 × 76,231.64
  4. Step 4: Simplify right side
    169,835.24x = 19,420,227,038.73
  5. Step 5: Solve for x
    x = 19,420,227,038.73/169,835.24
  6. Step 6: Final answer
    x = 114,347.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.