Home / 92,013.53-126,975.29-51,731.01

Finding the Fourth Proportional to 92,013.53, 126,975.29 and 51,731.01

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Solution

The fourth proportional to 92,013.53, 126,975.29 and 51,731.01 is: 71,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,013.53 : 126,975.29 = 51,731.01 : x
  2. Step 2: Convert to fraction form
    92,013.53/126,975.29 = 51,731.01/x
  3. Step 3: Cross multiply
    92,013.53x = 126,975.29 × 51,731.01
  4. Step 4: Simplify right side
    92,013.53x = 6,568,559,738.09
  5. Step 5: Solve for x
    x = 6,568,559,738.09/92,013.53
  6. Step 6: Final answer
    x = 71,386.89

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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.