Home / 69,137.34-103,701.12-39,462.18

Finding the Fourth Proportional to 69,137.34, 103,701.12 and 39,462.18

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Solution

The fourth proportional to 69,137.34, 103,701.12 and 39,462.18 is: 59,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,137.34 : 103,701.12 = 39,462.18 : x
  2. Step 2: Convert to fraction form
    69,137.34/103,701.12 = 39,462.18/x
  3. Step 3: Cross multiply
    69,137.34x = 103,701.12 × 39,462.18
  4. Step 4: Simplify right side
    69,137.34x = 4,092,272,263.64
  5. Step 5: Solve for x
    x = 4,092,272,263.64/69,137.34
  6. Step 6: Final answer
    x = 59,190.48

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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.