Home / 188,430.12-282,684.12-62,078.04

Finding the Fourth Proportional to 188,430.12, 282,684.12 and 62,078.04

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Solution

The fourth proportional to 188,430.12, 282,684.12 and 62,078.04 is: 93,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,430.12 : 282,684.12 = 62,078.04 : x
  2. Step 2: Convert to fraction form
    188,430.12/282,684.12 = 62,078.04/x
  3. Step 3: Cross multiply
    188,430.12x = 282,684.12 × 62,078.04
  4. Step 4: Simplify right side
    188,430.12x = 17,548,476,108.72
  5. Step 5: Solve for x
    x = 17,548,476,108.72/188,430.12
  6. Step 6: Final answer
    x = 93,129.89

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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.