Home / 199,760.18-275,597.30-118,071.20

Finding the Fourth Proportional to 199,760.18, 275,597.30 and 118,071.20

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Solution

The fourth proportional to 199,760.18, 275,597.30 and 118,071.20 is: 162,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,760.18 : 275,597.30 = 118,071.20 : x
  2. Step 2: Convert to fraction form
    199,760.18/275,597.30 = 118,071.20/x
  3. Step 3: Cross multiply
    199,760.18x = 275,597.30 × 118,071.20
  4. Step 4: Simplify right side
    199,760.18x = 32,540,104,911.93
  5. Step 5: Solve for x
    x = 32,540,104,911.93/199,760.18
  6. Step 6: Final answer
    x = 162,895.86

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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.