Home / 104,411.41-144,087.82-56,664.74

Finding the Fourth Proportional to 104,411.41, 144,087.82 and 56,664.74

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Solution

The fourth proportional to 104,411.41, 144,087.82 and 56,664.74 is: 78,197.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,411.41 : 144,087.82 = 56,664.74 : x
  2. Step 2: Convert to fraction form
    104,411.41/144,087.82 = 56,664.74/x
  3. Step 3: Cross multiply
    104,411.41x = 144,087.82 × 56,664.74
  4. Step 4: Simplify right side
    104,411.41x = 8,164,699,076.02
  5. Step 5: Solve for x
    x = 8,164,699,076.02/104,411.41
  6. Step 6: Final answer
    x = 78,197.39

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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.