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Finding the Fourth Proportional to 56,235.60, 84,450.60 and 36,601.20

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Solution

The fourth proportional to 56,235.60, 84,450.60 and 36,601.20 is: 54,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,235.60 : 84,450.60 = 36,601.20 : x
  2. Step 2: Convert to fraction form
    56,235.60/84,450.60 = 36,601.20/x
  3. Step 3: Cross multiply
    56,235.60x = 84,450.60 × 36,601.20
  4. Step 4: Simplify right side
    56,235.60x = 3,090,993,300.72
  5. Step 5: Solve for x
    x = 3,090,993,300.72/56,235.60
  6. Step 6: Final answer
    x = 54,965.06

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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.