Home / 77,392.67-116,089.00-51,091.26

Finding the Fourth Proportional to 77,392.67, 116,089.00 and 51,091.26

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Solution

The fourth proportional to 77,392.67, 116,089.00 and 51,091.26 is: 76,636.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,392.67 : 116,089.00 = 51,091.26 : x
  2. Step 2: Convert to fraction form
    77,392.67/116,089.00 = 51,091.26/x
  3. Step 3: Cross multiply
    77,392.67x = 116,089.00 × 51,091.26
  4. Step 4: Simplify right side
    77,392.67x = 5,931,132,719.08
  5. Step 5: Solve for x
    x = 5,931,132,719.08/77,392.67
  6. Step 6: Final answer
    x = 76,636.88

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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.