Home / 181,390.48-272,042-56,731.52

Finding the Fourth Proportional to 181,390.48, 272,042 and 56,731.52

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Solution

The fourth proportional to 181,390.48, 272,042 and 56,731.52 is: 85,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,390.48 : 272,042 = 56,731.52 : x
  2. Step 2: Convert to fraction form
    181,390.48/272,042 = 56,731.52/x
  3. Step 3: Cross multiply
    181,390.48x = 272,042 × 56,731.52
  4. Step 4: Simplify right side
    181,390.48x = 15,433,356,163.84
  5. Step 5: Solve for x
    x = 15,433,356,163.84/181,390.48
  6. Step 6: Final answer
    x = 85,083.61

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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.