Home / 197,601.90-272,695.93-120,051.15

Finding the Fourth Proportional to 197,601.90, 272,695.93 and 120,051.15

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Solution

The fourth proportional to 197,601.90, 272,695.93 and 120,051.15 is: 165,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,601.90 : 272,695.93 = 120,051.15 : x
  2. Step 2: Convert to fraction form
    197,601.90/272,695.93 = 120,051.15/x
  3. Step 3: Cross multiply
    197,601.90x = 272,695.93 × 120,051.15
  4. Step 4: Simplify right side
    197,601.90x = 32,737,459,696.69
  5. Step 5: Solve for x
    x = 32,737,459,696.69/197,601.90
  6. Step 6: Final answer
    x = 165,673.81

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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.