Home / 235,732.10-353,563.58-77,962.82

Finding the Fourth Proportional to 235,732.10, 353,563.58 and 77,962.82

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Solution

The fourth proportional to 235,732.10, 353,563.58 and 77,962.82 is: 116,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,732.10 : 353,563.58 = 77,962.82 : x
  2. Step 2: Convert to fraction form
    235,732.10/353,563.58 = 77,962.82/x
  3. Step 3: Cross multiply
    235,732.10x = 353,563.58 × 77,962.82
  4. Step 4: Simplify right side
    235,732.10x = 27,564,812,173.18
  5. Step 5: Solve for x
    x = 27,564,812,173.18/235,732.10
  6. Step 6: Final answer
    x = 116,932.79

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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.