Home / 84,215.84-126,323.76-25,052.36

Finding the Fourth Proportional to 84,215.84, 126,323.76 and 25,052.36

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Solution

The fourth proportional to 84,215.84, 126,323.76 and 25,052.36 is: 37,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,215.84 : 126,323.76 = 25,052.36 : x
  2. Step 2: Convert to fraction form
    84,215.84/126,323.76 = 25,052.36/x
  3. Step 3: Cross multiply
    84,215.84x = 126,323.76 × 25,052.36
  4. Step 4: Simplify right side
    84,215.84x = 3,164,708,312.07
  5. Step 5: Solve for x
    x = 3,164,708,312.07/84,215.84
  6. Step 6: Final answer
    x = 37,578.54

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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.