Home / 90,410,250.04-124,764,675.18-49,158,181.24

Finding the Fourth Proportional to 90,410,250.04, 124,764,675.18 and 49,158,181.24

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Solution

The fourth proportional to 90,410,250.04, 124,764,675.18 and 49,158,181.24 is: 67,837,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,250.04 : 124,764,675.18 = 49,158,181.24 : x
  2. Step 2: Convert to fraction form
    90,410,250.04/124,764,675.18 = 49,158,181.24/x
  3. Step 3: Cross multiply
    90,410,250.04x = 124,764,675.18 × 49,158,181.24
  4. Step 4: Simplify right side
    90,410,250.04x = 6,133,204,514,848,170
  5. Step 5: Solve for x
    x = 6,133,204,514,848,170/90,410,250.04
  6. Step 6: Final answer
    x = 67,837,490.91

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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.