Home / 77,544.26-116,312.44-21,384.87

Finding the Fourth Proportional to 77,544.26, 116,312.44 and 21,384.87

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Solution

The fourth proportional to 77,544.26, 116,312.44 and 21,384.87 is: 32,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,544.26 : 116,312.44 = 21,384.87 : x
  2. Step 2: Convert to fraction form
    77,544.26/116,312.44 = 21,384.87/x
  3. Step 3: Cross multiply
    77,544.26x = 116,312.44 × 21,384.87
  4. Step 4: Simplify right side
    77,544.26x = 2,487,326,408.78
  5. Step 5: Solve for x
    x = 2,487,326,408.78/77,544.26
  6. Step 6: Final answer
    x = 32,076.22

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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.