Home / 104,941.54-144,815.08-57,193.86

Finding the Fourth Proportional to 104,941.54, 144,815.08 and 57,193.86

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Solution

The fourth proportional to 104,941.54, 144,815.08 and 57,193.86 is: 78,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,941.54 : 144,815.08 = 57,193.86 : x
  2. Step 2: Convert to fraction form
    104,941.54/144,815.08 = 57,193.86/x
  3. Step 3: Cross multiply
    104,941.54x = 144,815.08 × 57,193.86
  4. Step 4: Simplify right side
    104,941.54x = 8,282,533,411.41
  5. Step 5: Solve for x
    x = 8,282,533,411.41/104,941.54
  6. Step 6: Final answer
    x = 78,925.21

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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.