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Finding the Fourth Proportional to 79,655.41, 109,927.40 and 43,846.93

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Solution

The fourth proportional to 79,655.41, 109,927.40 and 43,846.93 is: 60,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,655.41 : 109,927.40 = 43,846.93 : x
  2. Step 2: Convert to fraction form
    79,655.41/109,927.40 = 43,846.93/x
  3. Step 3: Cross multiply
    79,655.41x = 109,927.40 × 43,846.93
  4. Step 4: Simplify right side
    79,655.41x = 4,819,978,793.65
  5. Step 5: Solve for x
    x = 4,819,978,793.65/79,655.41
  6. Step 6: Final answer
    x = 60,510.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.