Home / 197,293.24-272,281.35-120,811.96

Finding the Fourth Proportional to 197,293.24, 272,281.35 and 120,811.96

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Solution

The fourth proportional to 197,293.24, 272,281.35 and 120,811.96 is: 166,730.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,293.24 : 272,281.35 = 120,811.96 : x
  2. Step 2: Convert to fraction form
    197,293.24/272,281.35 = 120,811.96/x
  3. Step 3: Cross multiply
    197,293.24x = 272,281.35 × 120,811.96
  4. Step 4: Simplify right side
    197,293.24x = 32,894,843,564.95
  5. Step 5: Solve for x
    x = 32,894,843,564.95/197,293.24
  6. Step 6: Final answer
    x = 166,730.72

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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.