Home / 208,743.41-288,046.53-118,106.24

Finding the Fourth Proportional to 208,743.41, 288,046.53 and 118,106.24

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Solution

The fourth proportional to 208,743.41, 288,046.53 and 118,106.24 is: 162,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,743.41 : 288,046.53 = 118,106.24 : x
  2. Step 2: Convert to fraction form
    208,743.41/288,046.53 = 118,106.24/x
  3. Step 3: Cross multiply
    208,743.41x = 288,046.53 × 118,106.24
  4. Step 4: Simplify right side
    208,743.41x = 34,020,091,163.11
  5. Step 5: Solve for x
    x = 34,020,091,163.11/208,743.41
  6. Step 6: Final answer
    x = 162,975.64

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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.