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Finding the Fourth Proportional to 155,878.60, 233,838.60 and 50,662.12

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Solution

The fourth proportional to 155,878.60, 233,838.60 and 50,662.12 is: 75,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,878.60 : 233,838.60 = 50,662.12 : x
  2. Step 2: Convert to fraction form
    155,878.60/233,838.60 = 50,662.12/x
  3. Step 3: Cross multiply
    155,878.60x = 233,838.60 × 50,662.12
  4. Step 4: Simplify right side
    155,878.60x = 11,846,759,213.83
  5. Step 5: Solve for x
    x = 11,846,759,213.83/155,878.60
  6. Step 6: Final answer
    x = 75,999.91

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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.