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Finding the Fourth Proportional to 245,341.58, 367,892.34 and 101,220.62

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Solution

The fourth proportional to 245,341.58, 367,892.34 and 101,220.62 is: 151,781.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,341.58 : 367,892.34 = 101,220.62 : x
  2. Step 2: Convert to fraction form
    245,341.58/367,892.34 = 101,220.62/x
  3. Step 3: Cross multiply
    245,341.58x = 367,892.34 × 101,220.62
  4. Step 4: Simplify right side
    245,341.58x = 37,238,290,748.05
  5. Step 5: Solve for x
    x = 37,238,290,748.05/245,341.58
  6. Step 6: Final answer
    x = 151,781.41

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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.