Home / 84,290.32-116,323.98-48,480.28

Finding the Fourth Proportional to 84,290.32, 116,323.98 and 48,480.28

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Solution

The fourth proportional to 84,290.32, 116,323.98 and 48,480.28 is: 66,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,290.32 : 116,323.98 = 48,480.28 : x
  2. Step 2: Convert to fraction form
    84,290.32/116,323.98 = 48,480.28/x
  3. Step 3: Cross multiply
    84,290.32x = 116,323.98 × 48,480.28
  4. Step 4: Simplify right side
    84,290.32x = 5,639,419,121.11
  5. Step 5: Solve for x
    x = 5,639,419,121.11/84,290.32
  6. Step 6: Final answer
    x = 66,904.71

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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.