Home / 104,900.22-144,760.46-57,153.90

Finding the Fourth Proportional to 104,900.22, 144,760.46 and 57,153.90

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Solution

The fourth proportional to 104,900.22, 144,760.46 and 57,153.90 is: 78,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,900.22 : 144,760.46 = 57,153.90 : x
  2. Step 2: Convert to fraction form
    104,900.22/144,760.46 = 57,153.90/x
  3. Step 3: Cross multiply
    104,900.22x = 144,760.46 × 57,153.90
  4. Step 4: Simplify right side
    104,900.22x = 8,273,624,854.79
  5. Step 5: Solve for x
    x = 8,273,624,854.79/104,900.22
  6. Step 6: Final answer
    x = 78,871.38

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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.