Home / 139,560.11-209,340.77-44,804.69

Finding the Fourth Proportional to 139,560.11, 209,340.77 and 44,804.69

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Solution

The fourth proportional to 139,560.11, 209,340.77 and 44,804.69 is: 67,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,560.11 : 209,340.77 = 44,804.69 : x
  2. Step 2: Convert to fraction form
    139,560.11/209,340.77 = 44,804.69/x
  3. Step 3: Cross multiply
    139,560.11x = 209,340.77 × 44,804.69
  4. Step 4: Simplify right side
    139,560.11x = 9,379,447,033.48
  5. Step 5: Solve for x
    x = 9,379,447,033.48/139,560.11
  6. Step 6: Final answer
    x = 67,207.22

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1.5x scale

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.