Home / 102,053.63-153,083.33-28,181.63

Finding the Fourth Proportional to 102,053.63, 153,083.33 and 28,181.63

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Solution

The fourth proportional to 102,053.63, 153,083.33 and 28,181.63 is: 42,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,053.63 : 153,083.33 = 28,181.63 : x
  2. Step 2: Convert to fraction form
    102,053.63/153,083.33 = 28,181.63/x
  3. Step 3: Cross multiply
    102,053.63x = 153,083.33 × 28,181.63
  4. Step 4: Simplify right side
    102,053.63x = 4,314,137,624.32
  5. Step 5: Solve for x
    x = 4,314,137,624.32/102,053.63
  6. Step 6: Final answer
    x = 42,273.24

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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.