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Finding the Fourth Proportional to 122,095.70, 183,175.95 and 43,201.70

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Solution

The fourth proportional to 122,095.70, 183,175.95 and 43,201.70 is: 64,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,095.70 : 183,175.95 = 43,201.70 : x
  2. Step 2: Convert to fraction form
    122,095.70/183,175.95 = 43,201.70/x
  3. Step 3: Cross multiply
    122,095.70x = 183,175.95 × 43,201.70
  4. Step 4: Simplify right side
    122,095.70x = 7,913,512,439.12
  5. Step 5: Solve for x
    x = 7,913,512,439.12/122,095.70
  6. Step 6: Final answer
    x = 64,814.01

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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.