Home / 73,124.40-100,859.94-47,583.75

Finding the Fourth Proportional to 73,124.40, 100,859.94 and 47,583.75

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Solution

The fourth proportional to 73,124.40, 100,859.94 and 47,583.75 is: 65,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,124.40 : 100,859.94 = 47,583.75 : x
  2. Step 2: Convert to fraction form
    73,124.40/100,859.94 = 47,583.75/x
  3. Step 3: Cross multiply
    73,124.40x = 100,859.94 × 47,583.75
  4. Step 4: Simplify right side
    73,124.40x = 4,799,294,169.98
  5. Step 5: Solve for x
    x = 4,799,294,169.98/73,124.40
  6. Step 6: Final answer
    x = 65,631.91

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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.