Home / 84,340.90-116,390.55-46,100.80

Finding the Fourth Proportional to 84,340.90, 116,390.55 and 46,100.80

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Solution

The fourth proportional to 84,340.90, 116,390.55 and 46,100.80 is: 63,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,340.90 : 116,390.55 = 46,100.80 : x
  2. Step 2: Convert to fraction form
    84,340.90/116,390.55 = 46,100.80/x
  3. Step 3: Cross multiply
    84,340.90x = 116,390.55 × 46,100.80
  4. Step 4: Simplify right side
    84,340.90x = 5,365,697,467.44
  5. Step 5: Solve for x
    x = 5,365,697,467.44/84,340.90
  6. Step 6: Final answer
    x = 63,619.16

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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.