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Finding the Fourth Proportional to 235,665.84, 353,445.33 and 67,182.42

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Solution

The fourth proportional to 235,665.84, 353,445.33 and 67,182.42 is: 100,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,665.84 : 353,445.33 = 67,182.42 : x
  2. Step 2: Convert to fraction form
    235,665.84/353,445.33 = 67,182.42/x
  3. Step 3: Cross multiply
    235,665.84x = 353,445.33 × 67,182.42
  4. Step 4: Simplify right side
    235,665.84x = 23,745,312,607.10
  5. Step 5: Solve for x
    x = 23,745,312,607.10/235,665.84
  6. Step 6: Final answer
    x = 100,758.40

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1.5x scale

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.