Home / 141,750.60-212,625.90-125,143.07

Finding the Fourth Proportional to 141,750.60, 212,625.90 and 125,143.07

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Solution

The fourth proportional to 141,750.60, 212,625.90 and 125,143.07 is: 187,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,750.60 : 212,625.90 = 125,143.07 : x
  2. Step 2: Convert to fraction form
    141,750.60/212,625.90 = 125,143.07/x
  3. Step 3: Cross multiply
    141,750.60x = 212,625.90 × 125,143.07
  4. Step 4: Simplify right side
    141,750.60x = 26,608,657,621.73
  5. Step 5: Solve for x
    x = 26,608,657,621.73/141,750.60
  6. Step 6: Final answer
    x = 187,714.60

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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.