Home / 139,229.07-208,841.77-34,048.95

Finding the Fourth Proportional to 139,229.07, 208,841.77 and 34,048.95

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Solution

The fourth proportional to 139,229.07, 208,841.77 and 34,048.95 is: 51,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,229.07 : 208,841.77 = 34,048.95 : x
  2. Step 2: Convert to fraction form
    139,229.07/208,841.77 = 34,048.95/x
  3. Step 3: Cross multiply
    139,229.07x = 208,841.77 × 34,048.95
  4. Step 4: Simplify right side
    139,229.07x = 7,110,842,984.64
  5. Step 5: Solve for x
    x = 7,110,842,984.64/139,229.07
  6. Step 6: Final answer
    x = 51,072.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.