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Finding the Fourth Proportional to 100,670.61, 150,945.29 and 44,482.02

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Solution

The fourth proportional to 100,670.61, 150,945.29 and 44,482.02 is: 66,696.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,670.61 : 150,945.29 = 44,482.02 : x
  2. Step 2: Convert to fraction form
    100,670.61/150,945.29 = 44,482.02/x
  3. Step 3: Cross multiply
    100,670.61x = 150,945.29 × 44,482.02
  4. Step 4: Simplify right side
    100,670.61x = 6,714,351,519.89
  5. Step 5: Solve for x
    x = 6,714,351,519.89/100,670.61
  6. Step 6: Final answer
    x = 66,696.24

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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.