Home / 355,913.73-534,045.56-166,387.10

Finding the Fourth Proportional to 355,913.73, 534,045.56 and 166,387.10

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Solution

The fourth proportional to 355,913.73, 534,045.56 and 166,387.10 is: 249,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,913.73 : 534,045.56 = 166,387.10 : x
  2. Step 2: Convert to fraction form
    355,913.73/534,045.56 = 166,387.10/x
  3. Step 3: Cross multiply
    355,913.73x = 534,045.56 × 166,387.10
  4. Step 4: Simplify right side
    355,913.73x = 88,858,288,494.11
  5. Step 5: Solve for x
    x = 88,858,288,494.11/355,913.73
  6. Step 6: Final answer
    x = 249,662.44

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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.