Home / 139,331.58-208,933.50-44,543.34

Finding the Fourth Proportional to 139,331.58, 208,933.50 and 44,543.34

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Solution

The fourth proportional to 139,331.58, 208,933.50 and 44,543.34 is: 66,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,331.58 : 208,933.50 = 44,543.34 : x
  2. Step 2: Convert to fraction form
    139,331.58/208,933.50 = 44,543.34/x
  3. Step 3: Cross multiply
    139,331.58x = 208,933.50 × 44,543.34
  4. Step 4: Simplify right side
    139,331.58x = 9,306,595,927.89
  5. Step 5: Solve for x
    x = 9,306,595,927.89/139,331.58
  6. Step 6: Final answer
    x = 66,794.59

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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.