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Finding the Fourth Proportional to 188,494.92, 282,783.96 and 62,130.12

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Solution

The fourth proportional to 188,494.92, 282,783.96 and 62,130.12 is: 93,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,494.92 : 282,783.96 = 62,130.12 : x
  2. Step 2: Convert to fraction form
    188,494.92/282,783.96 = 62,130.12/x
  3. Step 3: Cross multiply
    188,494.92x = 282,783.96 × 62,130.12
  4. Step 4: Simplify right side
    188,494.92x = 17,569,401,368.88
  5. Step 5: Solve for x
    x = 17,569,401,368.88/188,494.92
  6. Step 6: Final answer
    x = 93,208.89

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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.