Home / 61,256.69-84,534.23-34,399.21

Finding the Fourth Proportional to 61,256.69, 84,534.23 and 34,399.21

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Solution

The fourth proportional to 61,256.69, 84,534.23 and 34,399.21 is: 47,470.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,256.69 : 84,534.23 = 34,399.21 : x
  2. Step 2: Convert to fraction form
    61,256.69/84,534.23 = 34,399.21/x
  3. Step 3: Cross multiply
    61,256.69x = 84,534.23 × 34,399.21
  4. Step 4: Simplify right side
    61,256.69x = 2,907,910,604.62
  5. Step 5: Solve for x
    x = 2,907,910,604.62/61,256.69
  6. Step 6: Final answer
    x = 47,470.91

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1.5x scale

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.