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Finding the Fourth Proportional to 56,599.80, 84,899.70 and 27,075.30

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Solution

The fourth proportional to 56,599.80, 84,899.70 and 27,075.30 is: 40,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,599.80 : 84,899.70 = 27,075.30 : x
  2. Step 2: Convert to fraction form
    56,599.80/84,899.70 = 27,075.30/x
  3. Step 3: Cross multiply
    56,599.80x = 84,899.70 × 27,075.30
  4. Step 4: Simplify right side
    56,599.80x = 2,298,684,847.41
  5. Step 5: Solve for x
    x = 2,298,684,847.41/56,599.80
  6. Step 6: Final answer
    x = 40,612.95

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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.