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Finding the Fourth Proportional to 235,779.82, 353,681.46 and 67,325.14

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Solution

The fourth proportional to 235,779.82, 353,681.46 and 67,325.14 is: 100,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,779.82 : 353,681.46 = 67,325.14 : x
  2. Step 2: Convert to fraction form
    235,779.82/353,681.46 = 67,325.14/x
  3. Step 3: Cross multiply
    235,779.82x = 353,681.46 × 67,325.14
  4. Step 4: Simplify right side
    235,779.82x = 23,811,653,809.90
  5. Step 5: Solve for x
    x = 23,811,653,809.90/235,779.82
  6. Step 6: Final answer
    x = 100,991.06

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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.