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Finding the Fourth Proportional to 372,841.42, 559,294.42 and 102,969.66

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Solution

The fourth proportional to 372,841.42, 559,294.42 and 102,969.66 is: 154,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,841.42 : 559,294.42 = 102,969.66 : x
  2. Step 2: Convert to fraction form
    372,841.42/559,294.42 = 102,969.66/x
  3. Step 3: Cross multiply
    372,841.42x = 559,294.42 × 102,969.66
  4. Step 4: Simplify right side
    372,841.42x = 57,590,356,267.30
  5. Step 5: Solve for x
    x = 57,590,356,267.30/372,841.42
  6. Step 6: Final answer
    x = 154,463.41

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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.