Home / 70,053.24-105,039.46-47,893.47

Finding the Fourth Proportional to 70,053.24, 105,039.46 and 47,893.47

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Solution

The fourth proportional to 70,053.24, 105,039.46 and 47,893.47 is: 71,812.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053.24 : 105,039.46 = 47,893.47 : x
  2. Step 2: Convert to fraction form
    70,053.24/105,039.46 = 47,893.47/x
  3. Step 3: Cross multiply
    70,053.24x = 105,039.46 × 47,893.47
  4. Step 4: Simplify right side
    70,053.24x = 5,030,704,226.33
  5. Step 5: Solve for x
    x = 5,030,704,226.33/70,053.24
  6. Step 6: Final answer
    x = 71,812.58

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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.