Home / 188,815.02-283,224.36-53,878.94

Finding the Fourth Proportional to 188,815.02, 283,224.36 and 53,878.94

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Solution

The fourth proportional to 188,815.02, 283,224.36 and 53,878.94 is: 80,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,815.02 : 283,224.36 = 53,878.94 : x
  2. Step 2: Convert to fraction form
    188,815.02/283,224.36 = 53,878.94/x
  3. Step 3: Cross multiply
    188,815.02x = 283,224.36 × 53,878.94
  4. Step 4: Simplify right side
    188,815.02x = 15,259,828,298.98
  5. Step 5: Solve for x
    x = 15,259,828,298.98/188,815.02
  6. Step 6: Final answer
    x = 80,818.93

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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.