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Finding the Fourth Proportional to 244,281.60, 365,605.92 and 139,072.32

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Solution

The fourth proportional to 244,281.60, 365,605.92 and 139,072.32 is: 208,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,281.60 : 365,605.92 = 139,072.32 : x
  2. Step 2: Convert to fraction form
    244,281.60/365,605.92 = 139,072.32/x
  3. Step 3: Cross multiply
    244,281.60x = 365,605.92 × 139,072.32
  4. Step 4: Simplify right side
    244,281.60x = 50,845,663,500.13
  5. Step 5: Solve for x
    x = 50,845,663,500.13/244,281.60
  6. Step 6: Final answer
    x = 208,143.65

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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.