Home / 55,461.36-83,205.69-22,172.49

Finding the Fourth Proportional to 55,461.36, 83,205.69 and 22,172.49

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Solution

The fourth proportional to 55,461.36, 83,205.69 and 22,172.49 is: 33,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,461.36 : 83,205.69 = 22,172.49 : x
  2. Step 2: Convert to fraction form
    55,461.36/83,205.69 = 22,172.49/x
  3. Step 3: Cross multiply
    55,461.36x = 83,205.69 × 22,172.49
  4. Step 4: Simplify right side
    55,461.36x = 1,844,877,329.47
  5. Step 5: Solve for x
    x = 1,844,877,329.47/55,461.36
  6. Step 6: Final answer
    x = 33,264.19

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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.