Home / 81,829.35-112,918.19-46,012.23

Finding the Fourth Proportional to 81,829.35, 112,918.19 and 46,012.23

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Solution

The fourth proportional to 81,829.35, 112,918.19 and 46,012.23 is: 63,493.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,829.35 : 112,918.19 = 46,012.23 : x
  2. Step 2: Convert to fraction form
    81,829.35/112,918.19 = 46,012.23/x
  3. Step 3: Cross multiply
    81,829.35x = 112,918.19 × 46,012.23
  4. Step 4: Simplify right side
    81,829.35x = 5,195,617,499.40
  5. Step 5: Solve for x
    x = 5,195,617,499.40/81,829.35
  6. Step 6: Final answer
    x = 63,493.32

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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.