Home / 66,829.35-92,223.66-36,612.91

Finding the Fourth Proportional to 66,829.35, 92,223.66 and 36,612.91

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Solution

The fourth proportional to 66,829.35, 92,223.66 and 36,612.91 is: 50,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,829.35 : 92,223.66 = 36,612.91 : x
  2. Step 2: Convert to fraction form
    66,829.35/92,223.66 = 36,612.91/x
  3. Step 3: Cross multiply
    66,829.35x = 92,223.66 × 36,612.91
  4. Step 4: Simplify right side
    66,829.35x = 3,376,576,816.03
  5. Step 5: Solve for x
    x = 3,376,576,816.03/66,829.35
  6. Step 6: Final answer
    x = 50,525.35

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1.5x scale

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.