Home / 132,904.86-199,323.06-39,388.74

Finding the Fourth Proportional to 132,904.86, 199,323.06 and 39,388.74

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Solution

The fourth proportional to 132,904.86, 199,323.06 and 39,388.74 is: 59,072.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904.86 : 199,323.06 = 39,388.74 : x
  2. Step 2: Convert to fraction form
    132,904.86/199,323.06 = 39,388.74/x
  3. Step 3: Cross multiply
    132,904.86x = 199,323.06 × 39,388.74
  4. Step 4: Simplify right side
    132,904.86x = 7,851,084,186.34
  5. Step 5: Solve for x
    x = 7,851,084,186.34/132,904.86
  6. Step 6: Final answer
    x = 59,072.97

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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.