Home / 66,465.16-99,664.43-22,076.35

Finding the Fourth Proportional to 66,465.16, 99,664.43 and 22,076.35

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Solution

The fourth proportional to 66,465.16, 99,664.43 and 22,076.35 is: 33,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,465.16 : 99,664.43 = 22,076.35 : x
  2. Step 2: Convert to fraction form
    66,465.16/99,664.43 = 22,076.35/x
  3. Step 3: Cross multiply
    66,465.16x = 99,664.43 × 22,076.35
  4. Step 4: Simplify right side
    66,465.16x = 2,200,226,479.69
  5. Step 5: Solve for x
    x = 2,200,226,479.69/66,465.16
  6. Step 6: Final answer
    x = 33,103.46

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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.