Home / 139,417.07-209,022.59-44,592.39

Finding the Fourth Proportional to 139,417.07, 209,022.59 and 44,592.39

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Solution

The fourth proportional to 139,417.07, 209,022.59 and 44,592.39 is: 66,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,417.07 : 209,022.59 = 44,592.39 : x
  2. Step 2: Convert to fraction form
    139,417.07/209,022.59 = 44,592.39/x
  3. Step 3: Cross multiply
    139,417.07x = 209,022.59 × 44,592.39
  4. Step 4: Simplify right side
    139,417.07x = 9,320,816,963.57
  5. Step 5: Solve for x
    x = 9,320,816,963.57/139,417.07
  6. Step 6: Final answer
    x = 66,855.64

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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.