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Finding the Fourth Proportional to 47,608, 65,608.44 and 34,865.08

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Solution

The fourth proportional to 47,608, 65,608.44 and 34,865.08 is: 48,047.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,608 : 65,608.44 = 34,865.08 : x
  2. Step 2: Convert to fraction form
    47,608/65,608.44 = 34,865.08/x
  3. Step 3: Cross multiply
    47,608x = 65,608.44 × 34,865.08
  4. Step 4: Simplify right side
    47,608x = 2,287,443,509.28
  5. Step 5: Solve for x
    x = 2,287,443,509.28/47,608
  6. Step 6: Final answer
    x = 48,047.46

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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.