Home / 252,045.24-347,822.48-138,867

Finding the Fourth Proportional to 252,045.24, 347,822.48 and 138,867

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Solution

The fourth proportional to 252,045.24, 347,822.48 and 138,867 is: 191,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,045.24 : 347,822.48 = 138,867 : x
  2. Step 2: Convert to fraction form
    252,045.24/347,822.48 = 138,867/x
  3. Step 3: Cross multiply
    252,045.24x = 347,822.48 × 138,867
  4. Step 4: Simplify right side
    252,045.24x = 48,301,064,330.16
  5. Step 5: Solve for x
    x = 48,301,064,330.16/252,045.24
  6. Step 6: Final answer
    x = 191,636.49

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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.