Home / 208,747.57-288,072.17-113,254.24

Finding the Fourth Proportional to 208,747.57, 288,072.17 and 113,254.24

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Solution

The fourth proportional to 208,747.57, 288,072.17 and 113,254.24 is: 156,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,747.57 : 288,072.17 = 113,254.24 : x
  2. Step 2: Convert to fraction form
    208,747.57/288,072.17 = 113,254.24/x
  3. Step 3: Cross multiply
    208,747.57x = 288,072.17 × 113,254.24
  4. Step 4: Simplify right side
    208,747.57x = 32,625,394,678.50
  5. Step 5: Solve for x
    x = 32,625,394,678.50/208,747.57
  6. Step 6: Final answer
    x = 156,291.14

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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.