Home / 76,074.90-104,947.98-49,226.07

Finding the Fourth Proportional to 76,074.90, 104,947.98 and 49,226.07

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Solution

The fourth proportional to 76,074.90, 104,947.98 and 49,226.07 is: 67,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,074.90 : 104,947.98 = 49,226.07 : x
  2. Step 2: Convert to fraction form
    76,074.90/104,947.98 = 49,226.07/x
  3. Step 3: Cross multiply
    76,074.90x = 104,947.98 × 49,226.07
  4. Step 4: Simplify right side
    76,074.90x = 5,166,176,609.84
  5. Step 5: Solve for x
    x = 5,166,176,609.84/76,074.90
  6. Step 6: Final answer
    x = 67,909.08

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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.