Home / 55,722.42-83,486.52-46,422.20

Finding the Fourth Proportional to 55,722.42, 83,486.52 and 46,422.20

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Solution

The fourth proportional to 55,722.42, 83,486.52 and 46,422.20 is: 69,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,722.42 : 83,486.52 = 46,422.20 : x
  2. Step 2: Convert to fraction form
    55,722.42/83,486.52 = 46,422.20/x
  3. Step 3: Cross multiply
    55,722.42x = 83,486.52 × 46,422.20
  4. Step 4: Simplify right side
    55,722.42x = 3,875,627,511.31
  5. Step 5: Solve for x
    x = 3,875,627,511.31/55,722.42
  6. Step 6: Final answer
    x = 69,552.39

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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.