Home / 139,567.25-209,271.60-95,247.70

Finding the Fourth Proportional to 139,567.25, 209,271.60 and 95,247.70

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Solution

The fourth proportional to 139,567.25, 209,271.60 and 95,247.70 is: 142,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,567.25 : 209,271.60 = 95,247.70 : x
  2. Step 2: Convert to fraction form
    139,567.25/209,271.60 = 95,247.70/x
  3. Step 3: Cross multiply
    139,567.25x = 209,271.60 × 95,247.70
  4. Step 4: Simplify right side
    139,567.25x = 19,932,638,052.14
  5. Step 5: Solve for x
    x = 19,932,638,052.14/139,567.25
  6. Step 6: Final answer
    x = 142,817.44

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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.