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Finding the Fourth Proportional to 235,510.58, 353,269.91 and 67,035.23

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Solution

The fourth proportional to 235,510.58, 353,269.91 and 67,035.23 is: 100,554.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,510.58 : 353,269.91 = 67,035.23 : x
  2. Step 2: Convert to fraction form
    235,510.58/353,269.91 = 67,035.23/x
  3. Step 3: Cross multiply
    235,510.58x = 353,269.91 × 67,035.23
  4. Step 4: Simplify right side
    235,510.58x = 23,681,530,719.69
  5. Step 5: Solve for x
    x = 23,681,530,719.69/235,510.58
  6. Step 6: Final answer
    x = 100,554.00

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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.