Home / 161,664.21-242,496.36-49,345.07

Finding the Fourth Proportional to 161,664.21, 242,496.36 and 49,345.07

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Solution

The fourth proportional to 161,664.21, 242,496.36 and 49,345.07 is: 74,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,664.21 : 242,496.36 = 49,345.07 : x
  2. Step 2: Convert to fraction form
    161,664.21/242,496.36 = 49,345.07/x
  3. Step 3: Cross multiply
    161,664.21x = 242,496.36 × 49,345.07
  4. Step 4: Simplify right side
    161,664.21x = 11,965,998,646.46
  5. Step 5: Solve for x
    x = 11,965,998,646.46/161,664.21
  6. Step 6: Final answer
    x = 74,017.61

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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.