Home / 104,966.01-144,852.21-57,218.36

Finding the Fourth Proportional to 104,966.01, 144,852.21 and 57,218.36

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Solution

The fourth proportional to 104,966.01, 144,852.21 and 57,218.36 is: 78,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,966.01 : 144,852.21 = 57,218.36 : x
  2. Step 2: Convert to fraction form
    104,966.01/144,852.21 = 57,218.36/x
  3. Step 3: Cross multiply
    104,966.01x = 144,852.21 × 57,218.36
  4. Step 4: Simplify right side
    104,966.01x = 8,288,205,174.31
  5. Step 5: Solve for x
    x = 8,288,205,174.31/104,966.01
  6. Step 6: Final answer
    x = 78,960.85

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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.