Home / 188,455.12-282,507-63,709.52

Finding the Fourth Proportional to 188,455.12, 282,507 and 63,709.52

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Solution

The fourth proportional to 188,455.12, 282,507 and 63,709.52 is: 95,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,455.12 : 282,507 = 63,709.52 : x
  2. Step 2: Convert to fraction form
    188,455.12/282,507 = 63,709.52/x
  3. Step 3: Cross multiply
    188,455.12x = 282,507 × 63,709.52
  4. Step 4: Simplify right side
    188,455.12x = 17,998,385,366.64
  5. Step 5: Solve for x
    x = 17,998,385,366.64/188,455.12
  6. Step 6: Final answer
    x = 95,504.89

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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.