Home / 49,639.02-68,446.24-46,489.74

Finding the Fourth Proportional to 49,639.02, 68,446.24 and 46,489.74

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Solution

The fourth proportional to 49,639.02, 68,446.24 and 46,489.74 is: 64,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.02 : 68,446.24 = 46,489.74 : x
  2. Step 2: Convert to fraction form
    49,639.02/68,446.24 = 46,489.74/x
  3. Step 3: Cross multiply
    49,639.02x = 68,446.24 × 46,489.74
  4. Step 4: Simplify right side
    49,639.02x = 3,182,047,901.58
  5. Step 5: Solve for x
    x = 3,182,047,901.58/49,639.02
  6. Step 6: Final answer
    x = 64,103.76

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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.