Home / 84,905.23-127,242.96-32,286.01

Finding the Fourth Proportional to 84,905.23, 127,242.96 and 32,286.01

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Solution

The fourth proportional to 84,905.23, 127,242.96 and 32,286.01 is: 48,385.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,905.23 : 127,242.96 = 32,286.01 : x
  2. Step 2: Convert to fraction form
    84,905.23/127,242.96 = 32,286.01/x
  3. Step 3: Cross multiply
    84,905.23x = 127,242.96 × 32,286.01
  4. Step 4: Simplify right side
    84,905.23x = 4,108,167,478.99
  5. Step 5: Solve for x
    x = 4,108,167,478.99/84,905.23
  6. Step 6: Final answer
    x = 48,385.33

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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.