Home / 97,632.65-134,731.30-55,190.27

Finding the Fourth Proportional to 97,632.65, 134,731.30 and 55,190.27

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Solution

The fourth proportional to 97,632.65, 134,731.30 and 55,190.27 is: 76,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,632.65 : 134,731.30 = 55,190.27 : x
  2. Step 2: Convert to fraction form
    97,632.65/134,731.30 = 55,190.27/x
  3. Step 3: Cross multiply
    97,632.65x = 134,731.30 × 55,190.27
  4. Step 4: Simplify right side
    97,632.65x = 7,435,856,824.45
  5. Step 5: Solve for x
    x = 7,435,856,824.45/97,632.65
  6. Step 6: Final answer
    x = 76,161.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.