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Finding the Fourth Proportional to 44,604.80, 66,842.40 and 30,737.60

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Solution

The fourth proportional to 44,604.80, 66,842.40 and 30,737.60 is: 46,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,604.80 : 66,842.40 = 30,737.60 : x
  2. Step 2: Convert to fraction form
    44,604.80/66,842.40 = 30,737.60/x
  3. Step 3: Cross multiply
    44,604.80x = 66,842.40 × 30,737.60
  4. Step 4: Simplify right side
    44,604.80x = 2,054,574,954.24
  5. Step 5: Solve for x
    x = 2,054,574,954.24/44,604.80
  6. Step 6: Final answer
    x = 46,061.75

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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.