Home / 77,655.38-116,483.06-25,072.61

Finding the Fourth Proportional to 77,655.38, 116,483.06 and 25,072.61

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Solution

The fourth proportional to 77,655.38, 116,483.06 and 25,072.61 is: 37,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,655.38 : 116,483.06 = 25,072.61 : x
  2. Step 2: Convert to fraction form
    77,655.38/116,483.06 = 25,072.61/x
  3. Step 3: Cross multiply
    77,655.38x = 116,483.06 × 25,072.61
  4. Step 4: Simplify right side
    77,655.38x = 2,920,533,815.25
  5. Step 5: Solve for x
    x = 2,920,533,815.25/77,655.38
  6. Step 6: Final answer
    x = 37,608.91

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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.