Home / 104,851.77-144,690.96-57,105.24

Finding the Fourth Proportional to 104,851.77, 144,690.96 and 57,105.24

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Solution

The fourth proportional to 104,851.77, 144,690.96 and 57,105.24 is: 78,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851.77 : 144,690.96 = 57,105.24 : x
  2. Step 2: Convert to fraction form
    104,851.77/144,690.96 = 57,105.24/x
  3. Step 3: Cross multiply
    104,851.77x = 144,690.96 × 57,105.24
  4. Step 4: Simplify right side
    104,851.77x = 8,262,611,996.63
  5. Step 5: Solve for x
    x = 8,262,611,996.63/104,851.77
  6. Step 6: Final answer
    x = 78,802.79

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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.