Home / 46,145.67-69,140.58-28,339.22

Finding the Fourth Proportional to 46,145.67, 69,140.58 and 28,339.22

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Solution

The fourth proportional to 46,145.67, 69,140.58 and 28,339.22 is: 42,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,145.67 : 69,140.58 = 28,339.22 : x
  2. Step 2: Convert to fraction form
    46,145.67/69,140.58 = 28,339.22/x
  3. Step 3: Cross multiply
    46,145.67x = 69,140.58 × 28,339.22
  4. Step 4: Simplify right side
    46,145.67x = 1,959,389,761.84
  5. Step 5: Solve for x
    x = 1,959,389,761.84/46,145.67
  6. Step 6: Final answer
    x = 42,460.97

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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.