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Finding the Fourth Proportional to 252,495.84, 348,620.40 and 157,045.44

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Solution

The fourth proportional to 252,495.84, 348,620.40 and 157,045.44 is: 216,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,495.84 : 348,620.40 = 157,045.44 : x
  2. Step 2: Convert to fraction form
    252,495.84/348,620.40 = 157,045.44/x
  3. Step 3: Cross multiply
    252,495.84x = 348,620.40 × 157,045.44
  4. Step 4: Simplify right side
    252,495.84x = 54,749,244,110.98
  5. Step 5: Solve for x
    x = 54,749,244,110.98/252,495.84
  6. Step 6: Final answer
    x = 216,832.26

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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.