Home / 197,726.67-272,862.88-107,083.42

Finding the Fourth Proportional to 197,726.67, 272,862.88 and 107,083.42

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Solution

The fourth proportional to 197,726.67, 272,862.88 and 107,083.42 is: 147,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,726.67 : 272,862.88 = 107,083.42 : x
  2. Step 2: Convert to fraction form
    197,726.67/272,862.88 = 107,083.42/x
  3. Step 3: Cross multiply
    197,726.67x = 272,862.88 × 107,083.42
  4. Step 4: Simplify right side
    197,726.67x = 29,219,089,431.58
  5. Step 5: Solve for x
    x = 29,219,089,431.58/197,726.67
  6. Step 6: Final answer
    x = 147,775.16

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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.