Home / 57,179.85-85,753.50-36,088.32

Finding the Fourth Proportional to 57,179.85, 85,753.50 and 36,088.32

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Solution

The fourth proportional to 57,179.85, 85,753.50 and 36,088.32 is: 54,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179.85 : 85,753.50 = 36,088.32 : x
  2. Step 2: Convert to fraction form
    57,179.85/85,753.50 = 36,088.32/x
  3. Step 3: Cross multiply
    57,179.85x = 85,753.50 × 36,088.32
  4. Step 4: Simplify right side
    57,179.85x = 3,094,699,749.12
  5. Step 5: Solve for x
    x = 3,094,699,749.12/57,179.85
  6. Step 6: Final answer
    x = 54,122.21

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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.