Home / 57,433.05-86,247.99-31,189.05

Finding the Fourth Proportional to 57,433.05, 86,247.99 and 31,189.05

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Solution

The fourth proportional to 57,433.05, 86,247.99 and 31,189.05 is: 46,837.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,433.05 : 86,247.99 = 31,189.05 : x
  2. Step 2: Convert to fraction form
    57,433.05/86,247.99 = 31,189.05/x
  3. Step 3: Cross multiply
    57,433.05x = 86,247.99 × 31,189.05
  4. Step 4: Simplify right side
    57,433.05x = 2,689,992,872.51
  5. Step 5: Solve for x
    x = 2,689,992,872.51/57,433.05
  6. Step 6: Final answer
    x = 46,837.02

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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.