Home / 139,560.10-209,340.76-44,804.68

Finding the Fourth Proportional to 139,560.10, 209,340.76 and 44,804.68

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Solution

The fourth proportional to 139,560.10, 209,340.76 and 44,804.68 is: 67,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,560.10 : 209,340.76 = 44,804.68 : x
  2. Step 2: Convert to fraction form
    139,560.10/209,340.76 = 44,804.68/x
  3. Step 3: Cross multiply
    139,560.10x = 209,340.76 × 44,804.68
  4. Step 4: Simplify right side
    139,560.10x = 9,379,445,127.39
  5. Step 5: Solve for x
    x = 9,379,445,127.39/139,560.10
  6. Step 6: Final answer
    x = 67,207.21

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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.