Home / 104,563.15-144,297.60-56,816.69

Finding the Fourth Proportional to 104,563.15, 144,297.60 and 56,816.69

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Solution

The fourth proportional to 104,563.15, 144,297.60 and 56,816.69 is: 78,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.15 : 144,297.60 = 56,816.69 : x
  2. Step 2: Convert to fraction form
    104,563.15/144,297.60 = 56,816.69/x
  3. Step 3: Cross multiply
    104,563.15x = 144,297.60 × 56,816.69
  4. Step 4: Simplify right side
    104,563.15x = 8,198,512,006.94
  5. Step 5: Solve for x
    x = 8,198,512,006.94/104,563.15
  6. Step 6: Final answer
    x = 78,407.28

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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.