Home / 139,214.90-208,689.08-44,392.82

Finding the Fourth Proportional to 139,214.90, 208,689.08 and 44,392.82

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Solution

The fourth proportional to 139,214.90, 208,689.08 and 44,392.82 is: 66,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,214.90 : 208,689.08 = 44,392.82 : x
  2. Step 2: Convert to fraction form
    139,214.90/208,689.08 = 44,392.82/x
  3. Step 3: Cross multiply
    139,214.90x = 208,689.08 × 44,392.82
  4. Step 4: Simplify right side
    139,214.90x = 9,264,295,499.00
  5. Step 5: Solve for x
    x = 9,264,295,499.00/139,214.90
  6. Step 6: Final answer
    x = 66,546.73

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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.