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Finding the Fourth Proportional to 444,111.10, 666,160.47 and 107,148.93

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Solution

The fourth proportional to 444,111.10, 666,160.47 and 107,148.93 is: 160,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,111.10 : 666,160.47 = 107,148.93 : x
  2. Step 2: Convert to fraction form
    444,111.10/666,160.47 = 107,148.93/x
  3. Step 3: Cross multiply
    444,111.10x = 666,160.47 × 107,148.93
  4. Step 4: Simplify right side
    444,111.10x = 71,378,381,568.80
  5. Step 5: Solve for x
    x = 71,378,381,568.80/444,111.10
  6. Step 6: Final answer
    x = 160,721.90

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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.