Home / 84,155.41-116,133.82-45,914.40

Finding the Fourth Proportional to 84,155.41, 116,133.82 and 45,914.40

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Solution

The fourth proportional to 84,155.41, 116,133.82 and 45,914.40 is: 63,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.41 : 116,133.82 = 45,914.40 : x
  2. Step 2: Convert to fraction form
    84,155.41/116,133.82 = 45,914.40/x
  3. Step 3: Cross multiply
    84,155.41x = 116,133.82 × 45,914.40
  4. Step 4: Simplify right side
    84,155.41x = 5,332,214,435.44
  5. Step 5: Solve for x
    x = 5,332,214,435.44/84,155.41
  6. Step 6: Final answer
    x = 63,361.52

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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.