Home / 242,647.09-334,825.50-140,651.47

Finding the Fourth Proportional to 242,647.09, 334,825.50 and 140,651.47

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Solution

The fourth proportional to 242,647.09, 334,825.50 and 140,651.47 is: 194,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,647.09 : 334,825.50 = 140,651.47 : x
  2. Step 2: Convert to fraction form
    242,647.09/334,825.50 = 140,651.47/x
  3. Step 3: Cross multiply
    242,647.09x = 334,825.50 × 140,651.47
  4. Step 4: Simplify right side
    242,647.09x = 47,093,698,768.49
  5. Step 5: Solve for x
    x = 47,093,698,768.49/242,647.09
  6. Step 6: Final answer
    x = 194,083.10

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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.