Home / 104,409.57-144,085.32-56,662.95

Finding the Fourth Proportional to 104,409.57, 144,085.32 and 56,662.95

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Solution

The fourth proportional to 104,409.57, 144,085.32 and 56,662.95 is: 78,194.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,409.57 : 144,085.32 = 56,662.95 : x
  2. Step 2: Convert to fraction form
    104,409.57/144,085.32 = 56,662.95/x
  3. Step 3: Cross multiply
    104,409.57x = 144,085.32 × 56,662.95
  4. Step 4: Simplify right side
    104,409.57x = 8,164,299,282.89
  5. Step 5: Solve for x
    x = 8,164,299,282.89/104,409.57
  6. Step 6: Final answer
    x = 78,194.93

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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.