Home / 161,808.02-242,673.09-49,489.22

Finding the Fourth Proportional to 161,808.02, 242,673.09 and 49,489.22

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Solution

The fourth proportional to 161,808.02, 242,673.09 and 49,489.22 is: 74,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,808.02 : 242,673.09 = 49,489.22 : x
  2. Step 2: Convert to fraction form
    161,808.02/242,673.09 = 49,489.22/x
  3. Step 3: Cross multiply
    161,808.02x = 242,673.09 × 49,489.22
  4. Step 4: Simplify right side
    161,808.02x = 12,009,701,939.09
  5. Step 5: Solve for x
    x = 12,009,701,939.09/161,808.02
  6. Step 6: Final answer
    x = 74,221.92

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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.