Home / 171,610.30-257,464.05-53,293.60

Finding the Fourth Proportional to 171,610.30, 257,464.05 and 53,293.60

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Solution

The fourth proportional to 171,610.30, 257,464.05 and 53,293.60 is: 79,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,610.30 : 257,464.05 = 53,293.60 : x
  2. Step 2: Convert to fraction form
    171,610.30/257,464.05 = 53,293.60/x
  3. Step 3: Cross multiply
    171,610.30x = 257,464.05 × 53,293.60
  4. Step 4: Simplify right side
    171,610.30x = 13,721,186,095.08
  5. Step 5: Solve for x
    x = 13,721,186,095.08/171,610.30
  6. Step 6: Final answer
    x = 79,955.49

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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.