Home / 104,435.94-144,124.20-56,689.22

Finding the Fourth Proportional to 104,435.94, 144,124.20 and 56,689.22

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Solution

The fourth proportional to 104,435.94, 144,124.20 and 56,689.22 is: 78,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,435.94 : 144,124.20 = 56,689.22 : x
  2. Step 2: Convert to fraction form
    104,435.94/144,124.20 = 56,689.22/x
  3. Step 3: Cross multiply
    104,435.94x = 144,124.20 × 56,689.22
  4. Step 4: Simplify right side
    104,435.94x = 8,170,288,481.12
  5. Step 5: Solve for x
    x = 8,170,288,481.12/104,435.94
  6. Step 6: Final answer
    x = 78,232.54

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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.