Home / 139,926.14-209,951.16-73,350.44

Finding the Fourth Proportional to 139,926.14, 209,951.16 and 73,350.44

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Solution

The fourth proportional to 139,926.14, 209,951.16 and 73,350.44 is: 110,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,926.14 : 209,951.16 = 73,350.44 : x
  2. Step 2: Convert to fraction form
    139,926.14/209,951.16 = 73,350.44/x
  3. Step 3: Cross multiply
    139,926.14x = 209,951.16 × 73,350.44
  4. Step 4: Simplify right side
    139,926.14x = 15,400,009,964.51
  5. Step 5: Solve for x
    x = 15,400,009,964.51/139,926.14
  6. Step 6: Final answer
    x = 110,058.13

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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.