Home / 56,107.49-77,416.16-33,455.03

Finding the Fourth Proportional to 56,107.49, 77,416.16 and 33,455.03

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Solution

The fourth proportional to 56,107.49, 77,416.16 and 33,455.03 is: 46,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,107.49 : 77,416.16 = 33,455.03 : x
  2. Step 2: Convert to fraction form
    56,107.49/77,416.16 = 33,455.03/x
  3. Step 3: Cross multiply
    56,107.49x = 77,416.16 × 33,455.03
  4. Step 4: Simplify right side
    56,107.49x = 2,589,959,400.93
  5. Step 5: Solve for x
    x = 2,589,959,400.93/56,107.49
  6. Step 6: Final answer
    x = 46,160.68

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1.5x scale

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.