Home / 66,973.12-100,389.81-22,584.61

Finding the Fourth Proportional to 66,973.12, 100,389.81 and 22,584.61

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Solution

The fourth proportional to 66,973.12, 100,389.81 and 22,584.61 is: 33,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,973.12 : 100,389.81 = 22,584.61 : x
  2. Step 2: Convert to fraction form
    66,973.12/100,389.81 = 22,584.61/x
  3. Step 3: Cross multiply
    66,973.12x = 100,389.81 × 22,584.61
  4. Step 4: Simplify right side
    66,973.12x = 2,267,264,706.82
  5. Step 5: Solve for x
    x = 2,267,264,706.82/66,973.12
  6. Step 6: Final answer
    x = 33,853.35

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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.