Home / 84,221.32-116,212.98-48,412.84

Finding the Fourth Proportional to 84,221.32, 116,212.98 and 48,412.84

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Solution

The fourth proportional to 84,221.32, 116,212.98 and 48,412.84 is: 66,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,221.32 : 116,212.98 = 48,412.84 : x
  2. Step 2: Convert to fraction form
    84,221.32/116,212.98 = 48,412.84/x
  3. Step 3: Cross multiply
    84,221.32x = 116,212.98 × 48,412.84
  4. Step 4: Simplify right side
    84,221.32x = 5,626,200,406.66
  5. Step 5: Solve for x
    x = 5,626,200,406.66/84,221.32
  6. Step 6: Final answer
    x = 66,802.57

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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.