Home / 139,100.28-208,666.75-44,297.27

Finding the Fourth Proportional to 139,100.28, 208,666.75 and 44,297.27

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Solution

The fourth proportional to 139,100.28, 208,666.75 and 44,297.27 is: 66,451.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,100.28 : 208,666.75 = 44,297.27 : x
  2. Step 2: Convert to fraction form
    139,100.28/208,666.75 = 44,297.27/x
  3. Step 3: Cross multiply
    139,100.28x = 208,666.75 × 44,297.27
  4. Step 4: Simplify right side
    139,100.28x = 9,243,367,364.77
  5. Step 5: Solve for x
    x = 9,243,367,364.77/139,100.28
  6. Step 6: Final answer
    x = 66,451.11

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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.