Home / 89,518.94-123,539.24-49,235.75

Finding the Fourth Proportional to 89,518.94, 123,539.24 and 49,235.75

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Solution

The fourth proportional to 89,518.94, 123,539.24 and 49,235.75 is: 67,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,518.94 : 123,539.24 = 49,235.75 : x
  2. Step 2: Convert to fraction form
    89,518.94/123,539.24 = 49,235.75/x
  3. Step 3: Cross multiply
    89,518.94x = 123,539.24 × 49,235.75
  4. Step 4: Simplify right side
    89,518.94x = 6,082,547,135.83
  5. Step 5: Solve for x
    x = 6,082,547,135.83/89,518.94
  6. Step 6: Final answer
    x = 67,947.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.