Home / 139,943.70-209,740.59-110,244.24

Finding the Fourth Proportional to 139,943.70, 209,740.59 and 110,244.24

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Solution

The fourth proportional to 139,943.70, 209,740.59 and 110,244.24 is: 165,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,943.70 : 209,740.59 = 110,244.24 : x
  2. Step 2: Convert to fraction form
    139,943.70/209,740.59 = 110,244.24/x
  3. Step 3: Cross multiply
    139,943.70x = 209,740.59 × 110,244.24
  4. Step 4: Simplify right side
    139,943.70x = 23,122,691,941.70
  5. Step 5: Solve for x
    x = 23,122,691,941.70/139,943.70
  6. Step 6: Final answer
    x = 165,228.53

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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.