Home / 139,627.20-209,455.36-44,833.44

Finding the Fourth Proportional to 139,627.20, 209,455.36 and 44,833.44

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Solution

The fourth proportional to 139,627.20, 209,455.36 and 44,833.44 is: 67,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,627.20 : 209,455.36 = 44,833.44 : x
  2. Step 2: Convert to fraction form
    139,627.20/209,455.36 = 44,833.44/x
  3. Step 3: Cross multiply
    139,627.20x = 209,455.36 × 44,833.44
  4. Step 4: Simplify right side
    139,627.20x = 9,390,604,315.24
  5. Step 5: Solve for x
    x = 9,390,604,315.24/139,627.20
  6. Step 6: Final answer
    x = 67,254.84

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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.