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Finding the Fourth Proportional to 107,394.19, 148,203.98 and 59,651.98

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Solution

The fourth proportional to 107,394.19, 148,203.98 and 59,651.98 is: 82,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,394.19 : 148,203.98 = 59,651.98 : x
  2. Step 2: Convert to fraction form
    107,394.19/148,203.98 = 59,651.98/x
  3. Step 3: Cross multiply
    107,394.19x = 148,203.98 × 59,651.98
  4. Step 4: Simplify right side
    107,394.19x = 8,840,660,405.81
  5. Step 5: Solve for x
    x = 8,840,660,405.81/107,394.19
  6. Step 6: Final answer
    x = 82,319.73

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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.