Home / 62,078.85-85,669.08-33,784.50

Finding the Fourth Proportional to 62,078.85, 85,669.08 and 33,784.50

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Solution

The fourth proportional to 62,078.85, 85,669.08 and 33,784.50 is: 46,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,078.85 : 85,669.08 = 33,784.50 : x
  2. Step 2: Convert to fraction form
    62,078.85/85,669.08 = 33,784.50/x
  3. Step 3: Cross multiply
    62,078.85x = 85,669.08 × 33,784.50
  4. Step 4: Simplify right side
    62,078.85x = 2,894,287,033.26
  5. Step 5: Solve for x
    x = 2,894,287,033.26/62,078.85
  6. Step 6: Final answer
    x = 46,622.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.