Home / 84,311.26-126,429.45-44,860.06

Finding the Fourth Proportional to 84,311.26, 126,429.45 and 44,860.06

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Solution

The fourth proportional to 84,311.26, 126,429.45 and 44,860.06 is: 67,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,311.26 : 126,429.45 = 44,860.06 : x
  2. Step 2: Convert to fraction form
    84,311.26/126,429.45 = 44,860.06/x
  3. Step 3: Cross multiply
    84,311.26x = 126,429.45 × 44,860.06
  4. Step 4: Simplify right side
    84,311.26x = 5,671,632,712.77
  5. Step 5: Solve for x
    x = 5,671,632,712.77/84,311.26
  6. Step 6: Final answer
    x = 67,270.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.