Home / 84,815.40-127,223.10-32,222.10

Finding the Fourth Proportional to 84,815.40, 127,223.10 and 32,222.10

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Solution

The fourth proportional to 84,815.40, 127,223.10 and 32,222.10 is: 48,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,815.40 : 127,223.10 = 32,222.10 : x
  2. Step 2: Convert to fraction form
    84,815.40/127,223.10 = 32,222.10/x
  3. Step 3: Cross multiply
    84,815.40x = 127,223.10 × 32,222.10
  4. Step 4: Simplify right side
    84,815.40x = 4,099,395,450.51
  5. Step 5: Solve for x
    x = 4,099,395,450.51/84,815.40
  6. Step 6: Final answer
    x = 48,333.15

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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.