Home / 81,811.74-112,907.14-46,005.14

Finding the Fourth Proportional to 81,811.74, 112,907.14 and 46,005.14

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Solution

The fourth proportional to 81,811.74, 112,907.14 and 46,005.14 is: 63,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,811.74 : 112,907.14 = 46,005.14 : x
  2. Step 2: Convert to fraction form
    81,811.74/112,907.14 = 46,005.14/x
  3. Step 3: Cross multiply
    81,811.74x = 112,907.14 × 46,005.14
  4. Step 4: Simplify right side
    81,811.74x = 5,194,308,782.70
  5. Step 5: Solve for x
    x = 5,194,308,782.70/81,811.74
  6. Step 6: Final answer
    x = 63,491.00

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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.