Home / 81,860.25-112,948.44-46,037.19

Finding the Fourth Proportional to 81,860.25, 112,948.44 and 46,037.19

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Solution

The fourth proportional to 81,860.25, 112,948.44 and 46,037.19 is: 63,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,860.25 : 112,948.44 = 46,037.19 : x
  2. Step 2: Convert to fraction form
    81,860.25/112,948.44 = 46,037.19/x
  3. Step 3: Cross multiply
    81,860.25x = 112,948.44 × 46,037.19
  4. Step 4: Simplify right side
    81,860.25x = 5,199,828,792.48
  5. Step 5: Solve for x
    x = 5,199,828,792.48/81,860.25
  6. Step 6: Final answer
    x = 63,520.80

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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.