Home / 181,459.15-272,171.14-55,100.51

Finding the Fourth Proportional to 181,459.15, 272,171.14 and 55,100.51

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Solution

The fourth proportional to 181,459.15, 272,171.14 and 55,100.51 is: 82,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,459.15 : 272,171.14 = 55,100.51 : x
  2. Step 2: Convert to fraction form
    181,459.15/272,171.14 = 55,100.51/x
  3. Step 3: Cross multiply
    181,459.15x = 272,171.14 × 55,100.51
  4. Step 4: Simplify right side
    181,459.15x = 14,996,768,621.28
  5. Step 5: Solve for x
    x = 14,996,768,621.28/181,459.15
  6. Step 6: Final answer
    x = 82,645.43

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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.