Home / 104,987.16-144,836.73-66,726.24

Finding the Fourth Proportional to 104,987.16, 144,836.73 and 66,726.24

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Solution

The fourth proportional to 104,987.16, 144,836.73 and 66,726.24 is: 92,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,987.16 : 144,836.73 = 66,726.24 : x
  2. Step 2: Convert to fraction form
    104,987.16/144,836.73 = 66,726.24/x
  3. Step 3: Cross multiply
    104,987.16x = 144,836.73 × 66,726.24
  4. Step 4: Simplify right side
    104,987.16x = 9,664,410,406.80
  5. Step 5: Solve for x
    x = 9,664,410,406.80/104,987.16
  6. Step 6: Final answer
    x = 92,053.26

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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.