Home / 246,189.91-339,742.02-133,012.66

Finding the Fourth Proportional to 246,189.91, 339,742.02 and 133,012.66

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Solution

The fourth proportional to 246,189.91, 339,742.02 and 133,012.66 is: 183,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,189.91 : 339,742.02 = 133,012.66 : x
  2. Step 2: Convert to fraction form
    246,189.91/339,742.02 = 133,012.66/x
  3. Step 3: Cross multiply
    246,189.91x = 339,742.02 × 133,012.66
  4. Step 4: Simplify right side
    246,189.91x = 45,189,988,750.81
  5. Step 5: Solve for x
    x = 45,189,988,750.81/246,189.91
  6. Step 6: Final answer
    x = 183,557.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.