Home / 104,941.48-144,820.92-57,194.86

Finding the Fourth Proportional to 104,941.48, 144,820.92 and 57,194.86

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Solution

The fourth proportional to 104,941.48, 144,820.92 and 57,194.86 is: 78,929.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,941.48 : 144,820.92 = 57,194.86 : x
  2. Step 2: Convert to fraction form
    104,941.48/144,820.92 = 57,194.86/x
  3. Step 3: Cross multiply
    104,941.48x = 144,820.92 × 57,194.86
  4. Step 4: Simplify right side
    104,941.48x = 8,283,012,244.47
  5. Step 5: Solve for x
    x = 8,283,012,244.47/104,941.48
  6. Step 6: Final answer
    x = 78,929.82

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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.