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Finding the Fourth Proportional to 232,635.51, 348,762.56 and 82,790.48

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Solution

The fourth proportional to 232,635.51, 348,762.56 and 82,790.48 is: 124,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,635.51 : 348,762.56 = 82,790.48 : x
  2. Step 2: Convert to fraction form
    232,635.51/348,762.56 = 82,790.48/x
  3. Step 3: Cross multiply
    232,635.51x = 348,762.56 × 82,790.48
  4. Step 4: Simplify right side
    232,635.51x = 28,874,218,211.59
  5. Step 5: Solve for x
    x = 28,874,218,211.59/232,635.51
  6. Step 6: Final answer
    x = 124,117.84

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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.