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Finding the Fourth Proportional to 241,319.76, 333,049.98 and 139,369.98

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Solution

The fourth proportional to 241,319.76, 333,049.98 and 139,369.98 is: 192,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,319.76 : 333,049.98 = 139,369.98 : x
  2. Step 2: Convert to fraction form
    241,319.76/333,049.98 = 139,369.98/x
  3. Step 3: Cross multiply
    241,319.76x = 333,049.98 × 139,369.98
  4. Step 4: Simplify right side
    241,319.76x = 46,417,169,051.60
  5. Step 5: Solve for x
    x = 46,417,169,051.60/241,319.76
  6. Step 6: Final answer
    x = 192,347.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.