Home / 55,435.10-76,503.21-33,918.11

Finding the Fourth Proportional to 55,435.10, 76,503.21 and 33,918.11

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Solution

The fourth proportional to 55,435.10, 76,503.21 and 33,918.11 is: 46,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.10 : 76,503.21 = 33,918.11 : x
  2. Step 2: Convert to fraction form
    55,435.10/76,503.21 = 33,918.11/x
  3. Step 3: Cross multiply
    55,435.10x = 76,503.21 × 33,918.11
  4. Step 4: Simplify right side
    55,435.10x = 2,594,844,292.13
  5. Step 5: Solve for x
    x = 2,594,844,292.13/55,435.10
  6. Step 6: Final answer
    x = 46,808.69

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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.