Home / 90,410,247.04-124,764,671.04-49,158,178.24

Finding the Fourth Proportional to 90,410,247.04, 124,764,671.04 and 49,158,178.24

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Solution

The fourth proportional to 90,410,247.04, 124,764,671.04 and 49,158,178.24 is: 67,837,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,247.04 : 124,764,671.04 = 49,158,178.24 : x
  2. Step 2: Convert to fraction form
    90,410,247.04/124,764,671.04 = 49,158,178.24/x
  3. Step 3: Cross multiply
    90,410,247.04x = 124,764,671.04 × 49,158,178.24
  4. Step 4: Simplify right side
    90,410,247.04x = 6,133,203,937,039,287
  5. Step 5: Solve for x
    x = 6,133,203,937,039,287/90,410,247.04
  6. Step 6: Final answer
    x = 67,837,486.77

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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.