Home / 57,417.21-79,233.29-31,923.54

Finding the Fourth Proportional to 57,417.21, 79,233.29 and 31,923.54

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Solution

The fourth proportional to 57,417.21, 79,233.29 and 31,923.54 is: 44,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,417.21 : 79,233.29 = 31,923.54 : x
  2. Step 2: Convert to fraction form
    57,417.21/79,233.29 = 31,923.54/x
  3. Step 3: Cross multiply
    57,417.21x = 79,233.29 × 31,923.54
  4. Step 4: Simplify right side
    57,417.21x = 2,529,406,943.03
  5. Step 5: Solve for x
    x = 2,529,406,943.03/57,417.21
  6. Step 6: Final answer
    x = 44,053.11

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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.