Home / 66,105.63-99,158.04-23,975.91

Finding the Fourth Proportional to 66,105.63, 99,158.04 and 23,975.91

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Solution

The fourth proportional to 66,105.63, 99,158.04 and 23,975.91 is: 35,963.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,105.63 : 99,158.04 = 23,975.91 : x
  2. Step 2: Convert to fraction form
    66,105.63/99,158.04 = 23,975.91/x
  3. Step 3: Cross multiply
    66,105.63x = 99,158.04 × 23,975.91
  4. Step 4: Simplify right side
    66,105.63x = 2,377,404,122.94
  5. Step 5: Solve for x
    x = 2,377,404,122.94/66,105.63
  6. Step 6: Final answer
    x = 35,963.72

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1.5x scale

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.