Home / 49,155.73-67,813.55-31,241.13

Finding the Fourth Proportional to 49,155.73, 67,813.55 and 31,241.13

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Solution

The fourth proportional to 49,155.73, 67,813.55 and 31,241.13 is: 43,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,155.73 : 67,813.55 = 31,241.13 : x
  2. Step 2: Convert to fraction form
    49,155.73/67,813.55 = 31,241.13/x
  3. Step 3: Cross multiply
    49,155.73x = 67,813.55 × 31,241.13
  4. Step 4: Simplify right side
    49,155.73x = 2,118,571,931.31
  5. Step 5: Solve for x
    x = 2,118,571,931.31/49,155.73
  6. Step 6: Final answer
    x = 43,099.19

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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.