Home / 104,111.08-143,677.38-58,798.60

Finding the Fourth Proportional to 104,111.08, 143,677.38 and 58,798.60

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Solution

The fourth proportional to 104,111.08, 143,677.38 and 58,798.60 is: 81,144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,111.08 : 143,677.38 = 58,798.60 : x
  2. Step 2: Convert to fraction form
    104,111.08/143,677.38 = 58,798.60/x
  3. Step 3: Cross multiply
    104,111.08x = 143,677.38 × 58,798.60
  4. Step 4: Simplify right side
    104,111.08x = 8,448,028,795.67
  5. Step 5: Solve for x
    x = 8,448,028,795.67/104,111.08
  6. Step 6: Final answer
    x = 81,144.38

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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.