Home / 114,281.73-157,735.02-76,042.86

Finding the Fourth Proportional to 114,281.73, 157,735.02 and 76,042.86

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Solution

The fourth proportional to 114,281.73, 157,735.02 and 76,042.86 is: 104,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,281.73 : 157,735.02 = 76,042.86 : x
  2. Step 2: Convert to fraction form
    114,281.73/157,735.02 = 76,042.86/x
  3. Step 3: Cross multiply
    114,281.73x = 157,735.02 × 76,042.86
  4. Step 4: Simplify right side
    114,281.73x = 11,994,622,042.96
  5. Step 5: Solve for x
    x = 11,994,622,042.96/114,281.73
  6. Step 6: Final answer
    x = 104,956.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.