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Finding the Fourth Proportional to 172,775.88, 259,162.79 and 44,692.18

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Solution

The fourth proportional to 172,775.88, 259,162.79 and 44,692.18 is: 67,038.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,775.88 : 259,162.79 = 44,692.18 : x
  2. Step 2: Convert to fraction form
    172,775.88/259,162.79 = 44,692.18/x
  3. Step 3: Cross multiply
    172,775.88x = 259,162.79 × 44,692.18
  4. Step 4: Simplify right side
    172,775.88x = 11,582,550,059.98
  5. Step 5: Solve for x
    x = 11,582,550,059.98/172,775.88
  6. Step 6: Final answer
    x = 67,038.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.