Home / 168,918.84-253,338.30-56,603.16

Finding the Fourth Proportional to 168,918.84, 253,338.30 and 56,603.16

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Solution

The fourth proportional to 168,918.84, 253,338.30 and 56,603.16 is: 84,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,918.84 : 253,338.30 = 56,603.16 : x
  2. Step 2: Convert to fraction form
    168,918.84/253,338.30 = 56,603.16/x
  3. Step 3: Cross multiply
    168,918.84x = 253,338.30 × 56,603.16
  4. Step 4: Simplify right side
    168,918.84x = 14,339,748,329.03
  5. Step 5: Solve for x
    x = 14,339,748,329.03/168,918.84
  6. Step 6: Final answer
    x = 84,891.35

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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.