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Finding the Fourth Proportional to 72,476.93, 99,995.46 and 41,846.02

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Solution

The fourth proportional to 72,476.93, 99,995.46 and 41,846.02 is: 57,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,476.93 : 99,995.46 = 41,846.02 : x
  2. Step 2: Convert to fraction form
    72,476.93/99,995.46 = 41,846.02/x
  3. Step 3: Cross multiply
    72,476.93x = 99,995.46 × 41,846.02
  4. Step 4: Simplify right side
    72,476.93x = 4,184,411,847.54
  5. Step 5: Solve for x
    x = 4,184,411,847.54/72,476.93
  6. Step 6: Final answer
    x = 57,734.40

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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.