Home / 84,968.56-127,378.32-32,343.04

Finding the Fourth Proportional to 84,968.56, 127,378.32 and 32,343.04

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Solution

The fourth proportional to 84,968.56, 127,378.32 and 32,343.04 is: 48,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,968.56 : 127,378.32 = 32,343.04 : x
  2. Step 2: Convert to fraction form
    84,968.56/127,378.32 = 32,343.04/x
  3. Step 3: Cross multiply
    84,968.56x = 127,378.32 × 32,343.04
  4. Step 4: Simplify right side
    84,968.56x = 4,119,802,098.89
  5. Step 5: Solve for x
    x = 4,119,802,098.89/84,968.56
  6. Step 6: Final answer
    x = 48,486.19

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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.