Home / 104,990.22-144,883.35-57,244.50

Finding the Fourth Proportional to 104,990.22, 144,883.35 and 57,244.50

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Solution

The fourth proportional to 104,990.22, 144,883.35 and 57,244.50 is: 78,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,990.22 : 144,883.35 = 57,244.50 : x
  2. Step 2: Convert to fraction form
    104,990.22/144,883.35 = 57,244.50/x
  3. Step 3: Cross multiply
    104,990.22x = 144,883.35 × 57,244.50
  4. Step 4: Simplify right side
    104,990.22x = 8,293,774,929.08
  5. Step 5: Solve for x
    x = 8,293,774,929.08/104,990.22
  6. Step 6: Final answer
    x = 78,995.69

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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.