Home / 77,084.90-115,639.82-23,764.41

Finding the Fourth Proportional to 77,084.90, 115,639.82 and 23,764.41

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Solution

The fourth proportional to 77,084.90, 115,639.82 and 23,764.41 is: 35,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,084.90 : 115,639.82 = 23,764.41 : x
  2. Step 2: Convert to fraction form
    77,084.90/115,639.82 = 23,764.41/x
  3. Step 3: Cross multiply
    77,084.90x = 115,639.82 × 23,764.41
  4. Step 4: Simplify right side
    77,084.90x = 2,748,112,094.81
  5. Step 5: Solve for x
    x = 2,748,112,094.81/77,084.90
  6. Step 6: Final answer
    x = 35,650.46

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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.