Home / 167,904.96-251,859.38-71,829.11

Finding the Fourth Proportional to 167,904.96, 251,859.38 and 71,829.11

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Solution

The fourth proportional to 167,904.96, 251,859.38 and 71,829.11 is: 107,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,904.96 : 251,859.38 = 71,829.11 : x
  2. Step 2: Convert to fraction form
    167,904.96/251,859.38 = 71,829.11/x
  3. Step 3: Cross multiply
    167,904.96x = 251,859.38 × 71,829.11
  4. Step 4: Simplify right side
    167,904.96x = 18,090,833,492.11
  5. Step 5: Solve for x
    x = 18,090,833,492.11/167,904.96
  6. Step 6: Final answer
    x = 107,744.49

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1.5x scale

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.