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Finding the Fourth Proportional to 234,281.58, 351,419.23 and 56,790.10

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Solution

The fourth proportional to 234,281.58, 351,419.23 and 56,790.10 is: 85,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,281.58 : 351,419.23 = 56,790.10 : x
  2. Step 2: Convert to fraction form
    234,281.58/351,419.23 = 56,790.10/x
  3. Step 3: Cross multiply
    234,281.58x = 351,419.23 × 56,790.10
  4. Step 4: Simplify right side
    234,281.58x = 19,957,133,213.62
  5. Step 5: Solve for x
    x = 19,957,133,213.62/234,281.58
  6. Step 6: Final answer
    x = 85,184.39

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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.