Home / 47,740.80-71,465.40-37,243.20

Finding the Fourth Proportional to 47,740.80, 71,465.40 and 37,243.20

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Solution

The fourth proportional to 47,740.80, 71,465.40 and 37,243.20 is: 55,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.80 : 71,465.40 = 37,243.20 : x
  2. Step 2: Convert to fraction form
    47,740.80/71,465.40 = 37,243.20/x
  3. Step 3: Cross multiply
    47,740.80x = 71,465.40 × 37,243.20
  4. Step 4: Simplify right side
    47,740.80x = 2,661,600,185.28
  5. Step 5: Solve for x
    x = 2,661,600,185.28/47,740.80
  6. Step 6: Final answer
    x = 55,751.06

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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.