Home / 52,179.94-78,235.89-34,356.68

Finding the Fourth Proportional to 52,179.94, 78,235.89 and 34,356.68

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Solution

The fourth proportional to 52,179.94, 78,235.89 and 34,356.68 is: 51,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,179.94 : 78,235.89 = 34,356.68 : x
  2. Step 2: Convert to fraction form
    52,179.94/78,235.89 = 34,356.68/x
  3. Step 3: Cross multiply
    52,179.94x = 78,235.89 × 34,356.68
  4. Step 4: Simplify right side
    52,179.94x = 2,687,925,437.25
  5. Step 5: Solve for x
    x = 2,687,925,437.25/52,179.94
  6. Step 6: Final answer
    x = 51,512.62

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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.