Home / 139,596.06-209,374.32-44,813.76

Finding the Fourth Proportional to 139,596.06, 209,374.32 and 44,813.76

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Solution

The fourth proportional to 139,596.06, 209,374.32 and 44,813.76 is: 67,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,596.06 : 209,374.32 = 44,813.76 : x
  2. Step 2: Convert to fraction form
    139,596.06/209,374.32 = 44,813.76/x
  3. Step 3: Cross multiply
    139,596.06x = 209,374.32 × 44,813.76
  4. Step 4: Simplify right side
    139,596.06x = 9,382,850,526.64
  5. Step 5: Solve for x
    x = 9,382,850,526.64/139,596.06
  6. Step 6: Final answer
    x = 67,214.29

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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.