Home / 181,720.10-272,252.10-169,910.30

Finding the Fourth Proportional to 181,720.10, 272,252.10 and 169,910.30

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Solution

The fourth proportional to 181,720.10, 272,252.10 and 169,910.30 is: 254,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,720.10 : 272,252.10 = 169,910.30 : x
  2. Step 2: Convert to fraction form
    181,720.10/272,252.10 = 169,910.30/x
  3. Step 3: Cross multiply
    181,720.10x = 272,252.10 × 169,910.30
  4. Step 4: Simplify right side
    181,720.10x = 46,258,435,986.63
  5. Step 5: Solve for x
    x = 46,258,435,986.63/181,720.10
  6. Step 6: Final answer
    x = 254,558.72

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1.5x scale

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.