Home / 57,175.16-78,899.58-32,977.14

Finding the Fourth Proportional to 57,175.16, 78,899.58 and 32,977.14

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Solution

The fourth proportional to 57,175.16, 78,899.58 and 32,977.14 is: 45,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,175.16 : 78,899.58 = 32,977.14 : x
  2. Step 2: Convert to fraction form
    57,175.16/78,899.58 = 32,977.14/x
  3. Step 3: Cross multiply
    57,175.16x = 78,899.58 × 32,977.14
  4. Step 4: Simplify right side
    57,175.16x = 2,601,882,199.73
  5. Step 5: Solve for x
    x = 2,601,882,199.73/57,175.16
  6. Step 6: Final answer
    x = 45,507.22

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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.