Home / 119,171.86-164,468.58-68,174.46

Finding the Fourth Proportional to 119,171.86, 164,468.58 and 68,174.46

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Solution

The fourth proportional to 119,171.86, 164,468.58 and 68,174.46 is: 94,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,171.86 : 164,468.58 = 68,174.46 : x
  2. Step 2: Convert to fraction form
    119,171.86/164,468.58 = 68,174.46/x
  3. Step 3: Cross multiply
    119,171.86x = 164,468.58 × 68,174.46
  4. Step 4: Simplify right side
    119,171.86x = 11,212,556,628.47
  5. Step 5: Solve for x
    x = 11,212,556,628.47/119,171.86
  6. Step 6: Final answer
    x = 94,087.28

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1.5x scale

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.