Home / 167,556.69-231,282.15-107,289.72

Finding the Fourth Proportional to 167,556.69, 231,282.15 and 107,289.72

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Solution

The fourth proportional to 167,556.69, 231,282.15 and 107,289.72 is: 148,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,556.69 : 231,282.15 = 107,289.72 : x
  2. Step 2: Convert to fraction form
    167,556.69/231,282.15 = 107,289.72/x
  3. Step 3: Cross multiply
    167,556.69x = 231,282.15 × 107,289.72
  4. Step 4: Simplify right side
    167,556.69x = 24,814,197,114.50
  5. Step 5: Solve for x
    x = 24,814,197,114.50/167,556.69
  6. Step 6: Final answer
    x = 148,094.34

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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.