Home / 77,518.44-116,261.10-35,386.56

Finding the Fourth Proportional to 77,518.44, 116,261.10 and 35,386.56

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Solution

The fourth proportional to 77,518.44, 116,261.10 and 35,386.56 is: 53,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,518.44 : 116,261.10 = 35,386.56 : x
  2. Step 2: Convert to fraction form
    77,518.44/116,261.10 = 35,386.56/x
  3. Step 3: Cross multiply
    77,518.44x = 116,261.10 × 35,386.56
  4. Step 4: Simplify right side
    77,518.44x = 4,114,080,390.82
  5. Step 5: Solve for x
    x = 4,114,080,390.82/77,518.44
  6. Step 6: Final answer
    x = 53,072.28

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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.