Home / 76,075.32-104,948.58-49,226.50

Finding the Fourth Proportional to 76,075.32, 104,948.58 and 49,226.50

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Solution

The fourth proportional to 76,075.32, 104,948.58 and 49,226.50 is: 67,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,075.32 : 104,948.58 = 49,226.50 : x
  2. Step 2: Convert to fraction form
    76,075.32/104,948.58 = 49,226.50/x
  3. Step 3: Cross multiply
    76,075.32x = 104,948.58 × 49,226.50
  4. Step 4: Simplify right side
    76,075.32x = 5,166,251,273.37
  5. Step 5: Solve for x
    x = 5,166,251,273.37/76,075.32
  6. Step 6: Final answer
    x = 67,909.69

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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.