Home / 104,826.17-144,611.75-61,776.25

Finding the Fourth Proportional to 104,826.17, 144,611.75 and 61,776.25

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Solution

The fourth proportional to 104,826.17, 144,611.75 and 61,776.25 is: 85,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,826.17 : 144,611.75 = 61,776.25 : x
  2. Step 2: Convert to fraction form
    104,826.17/144,611.75 = 61,776.25/x
  3. Step 3: Cross multiply
    104,826.17x = 144,611.75 × 61,776.25
  4. Step 4: Simplify right side
    104,826.17x = 8,933,571,879.80
  5. Step 5: Solve for x
    x = 8,933,571,879.80/104,826.17
  6. Step 6: Final answer
    x = 85,222.73

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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.