Home / 171,631.26-257,464.17-45,280.24

Finding the Fourth Proportional to 171,631.26, 257,464.17 and 45,280.24

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Solution

The fourth proportional to 171,631.26, 257,464.17 and 45,280.24 is: 67,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,631.26 : 257,464.17 = 45,280.24 : x
  2. Step 2: Convert to fraction form
    171,631.26/257,464.17 = 45,280.24/x
  3. Step 3: Cross multiply
    171,631.26x = 257,464.17 × 45,280.24
  4. Step 4: Simplify right side
    171,631.26x = 11,658,038,765.34
  5. Step 5: Solve for x
    x = 11,658,038,765.34/171,631.26
  6. Step 6: Final answer
    x = 67,924.92

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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.