Home / 90,410,255.04-124,764,682.08-49,158,186.24

Finding the Fourth Proportional to 90,410,255.04, 124,764,682.08 and 49,158,186.24

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Solution

The fourth proportional to 90,410,255.04, 124,764,682.08 and 49,158,186.24 is: 67,837,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,255.04 : 124,764,682.08 = 49,158,186.24 : x
  2. Step 2: Convert to fraction form
    90,410,255.04/124,764,682.08 = 49,158,186.24/x
  3. Step 3: Cross multiply
    90,410,255.04x = 124,764,682.08 × 49,158,186.24
  4. Step 4: Simplify right side
    90,410,255.04x = 6,133,205,477,863,031
  5. Step 5: Solve for x
    x = 6,133,205,477,863,031/90,410,255.04
  6. Step 6: Final answer
    x = 67,837,497.81

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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.