Home / 104,790.67-144,611.14-57,044.37

Finding the Fourth Proportional to 104,790.67, 144,611.14 and 57,044.37

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Solution

The fourth proportional to 104,790.67, 144,611.14 and 57,044.37 is: 78,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,790.67 : 144,611.14 = 57,044.37 : x
  2. Step 2: Convert to fraction form
    104,790.67/144,611.14 = 57,044.37/x
  3. Step 3: Cross multiply
    104,790.67x = 144,611.14 × 57,044.37
  4. Step 4: Simplify right side
    104,790.67x = 8,249,251,376.28
  5. Step 5: Solve for x
    x = 8,249,251,376.28/104,790.67
  6. Step 6: Final answer
    x = 78,721.24

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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.