Home / 104,827.55-144,664.61-57,083.49

Finding the Fourth Proportional to 104,827.55, 144,664.61 and 57,083.49

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Solution

The fourth proportional to 104,827.55, 144,664.61 and 57,083.49 is: 78,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,827.55 : 144,664.61 = 57,083.49 : x
  2. Step 2: Convert to fraction form
    104,827.55/144,664.61 = 57,083.49/x
  3. Step 3: Cross multiply
    104,827.55x = 144,664.61 × 57,083.49
  4. Step 4: Simplify right side
    104,827.55x = 8,257,960,532.87
  5. Step 5: Solve for x
    x = 8,257,960,532.87/104,827.55
  6. Step 6: Final answer
    x = 78,776.63

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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.