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Finding the Fourth Proportional to 255,030.66, 382,546.80 and 95,073.48

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Solution

The fourth proportional to 255,030.66, 382,546.80 and 95,073.48 is: 142,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,030.66 : 382,546.80 = 95,073.48 : x
  2. Step 2: Convert to fraction form
    255,030.66/382,546.80 = 95,073.48/x
  3. Step 3: Cross multiply
    255,030.66x = 382,546.80 × 95,073.48
  4. Step 4: Simplify right side
    255,030.66x = 36,370,055,538.86
  5. Step 5: Solve for x
    x = 36,370,055,538.86/255,030.66
  6. Step 6: Final answer
    x = 142,610.52

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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.