Home / 139,523.44-209,280.46-60,637.67

Finding the Fourth Proportional to 139,523.44, 209,280.46 and 60,637.67

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Solution

The fourth proportional to 139,523.44, 209,280.46 and 60,637.67 is: 90,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,523.44 : 209,280.46 = 60,637.67 : x
  2. Step 2: Convert to fraction form
    139,523.44/209,280.46 = 60,637.67/x
  3. Step 3: Cross multiply
    139,523.44x = 209,280.46 × 60,637.67
  4. Step 4: Simplify right side
    139,523.44x = 12,690,279,470.93
  5. Step 5: Solve for x
    x = 12,690,279,470.93/139,523.44
  6. Step 6: Final answer
    x = 90,954.46

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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.