Home / 283,235.15-390,832.44-166,941.02

Finding the Fourth Proportional to 283,235.15, 390,832.44 and 166,941.02

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Solution

The fourth proportional to 283,235.15, 390,832.44 and 166,941.02 is: 230,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,235.15 : 390,832.44 = 166,941.02 : x
  2. Step 2: Convert to fraction form
    283,235.15/390,832.44 = 166,941.02/x
  3. Step 3: Cross multiply
    283,235.15x = 390,832.44 × 166,941.02
  4. Step 4: Simplify right side
    283,235.15x = 65,245,966,182.69
  5. Step 5: Solve for x
    x = 65,245,966,182.69/283,235.15
  6. Step 6: Final answer
    x = 230,359.71

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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.