Home / 104,682.07-144,399.75-65,858.17

Finding the Fourth Proportional to 104,682.07, 144,399.75 and 65,858.17

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Solution

The fourth proportional to 104,682.07, 144,399.75 and 65,858.17 is: 90,845.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,682.07 : 144,399.75 = 65,858.17 : x
  2. Step 2: Convert to fraction form
    104,682.07/144,399.75 = 65,858.17/x
  3. Step 3: Cross multiply
    104,682.07x = 144,399.75 × 65,858.17
  4. Step 4: Simplify right side
    104,682.07x = 9,509,903,283.46
  5. Step 5: Solve for x
    x = 9,509,903,283.46/104,682.07
  6. Step 6: Final answer
    x = 90,845.58

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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.