Home / 56,138.07-77,468.61-33,465.39

Finding the Fourth Proportional to 56,138.07, 77,468.61 and 33,465.39

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Solution

The fourth proportional to 56,138.07, 77,468.61 and 33,465.39 is: 46,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,138.07 : 77,468.61 = 33,465.39 : x
  2. Step 2: Convert to fraction form
    56,138.07/77,468.61 = 33,465.39/x
  3. Step 3: Cross multiply
    56,138.07x = 77,468.61 × 33,465.39
  4. Step 4: Simplify right side
    56,138.07x = 2,592,517,246.41
  5. Step 5: Solve for x
    x = 2,592,517,246.41/56,138.07
  6. Step 6: Final answer
    x = 46,181.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.