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Finding the Fourth Proportional to 59,455.76, 82,075.11 and 41,620.77

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Solution

The fourth proportional to 59,455.76, 82,075.11 and 41,620.77 is: 57,454.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,455.76 : 82,075.11 = 41,620.77 : x
  2. Step 2: Convert to fraction form
    59,455.76/82,075.11 = 41,620.77/x
  3. Step 3: Cross multiply
    59,455.76x = 82,075.11 × 41,620.77
  4. Step 4: Simplify right side
    59,455.76x = 3,416,029,119.96
  5. Step 5: Solve for x
    x = 3,416,029,119.96/59,455.76
  6. Step 6: Final answer
    x = 57,454.98

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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.