Home / 104,629.68-144,383.08-56,882.80

Finding the Fourth Proportional to 104,629.68, 144,383.08 and 56,882.80

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Solution

The fourth proportional to 104,629.68, 144,383.08 and 56,882.80 is: 78,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,629.68 : 144,383.08 = 56,882.80 : x
  2. Step 2: Convert to fraction form
    104,629.68/144,383.08 = 56,882.80/x
  3. Step 3: Cross multiply
    104,629.68x = 144,383.08 × 56,882.80
  4. Step 4: Simplify right side
    104,629.68x = 8,212,913,863.02
  5. Step 5: Solve for x
    x = 8,212,913,863.02/104,629.68
  6. Step 6: Final answer
    x = 78,495.07

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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.