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Finding the Fourth Proportional to 44,610.27, 66,919.47 and 31,840.89

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Solution

The fourth proportional to 44,610.27, 66,919.47 and 31,840.89 is: 47,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,610.27 : 66,919.47 = 31,840.89 : x
  2. Step 2: Convert to fraction form
    44,610.27/66,919.47 = 31,840.89/x
  3. Step 3: Cross multiply
    44,610.27x = 66,919.47 × 31,840.89
  4. Step 4: Simplify right side
    44,610.27x = 2,130,775,483.13
  5. Step 5: Solve for x
    x = 2,130,775,483.13/44,610.27
  6. Step 6: Final answer
    x = 47,764.24

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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.