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Finding the Fourth Proportional to 82,407.44, 123,611.16 and 29,804.63

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Solution

The fourth proportional to 82,407.44, 123,611.16 and 29,804.63 is: 44,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,407.44 : 123,611.16 = 29,804.63 : x
  2. Step 2: Convert to fraction form
    82,407.44/123,611.16 = 29,804.63/x
  3. Step 3: Cross multiply
    82,407.44x = 123,611.16 × 29,804.63
  4. Step 4: Simplify right side
    82,407.44x = 3,684,184,381.38
  5. Step 5: Solve for x
    x = 3,684,184,381.38/82,407.44
  6. Step 6: Final answer
    x = 44,706.94

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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.