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Finding the Fourth Proportional to 251,741.34, 377,613 and 101,984.46

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Solution

The fourth proportional to 251,741.34, 377,613 and 101,984.46 is: 152,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,741.34 : 377,613 = 101,984.46 : x
  2. Step 2: Convert to fraction form
    251,741.34/377,613 = 101,984.46/x
  3. Step 3: Cross multiply
    251,741.34x = 377,613 × 101,984.46
  4. Step 4: Simplify right side
    251,741.34x = 38,510,657,893.98
  5. Step 5: Solve for x
    x = 38,510,657,893.98/251,741.34
  6. Step 6: Final answer
    x = 152,977.09

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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.