Home / 246,145.40-369,218.10-140,877.80

Finding the Fourth Proportional to 246,145.40, 369,218.10 and 140,877.80

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Solution

The fourth proportional to 246,145.40, 369,218.10 and 140,877.80 is: 211,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,145.40 : 369,218.10 = 140,877.80 : x
  2. Step 2: Convert to fraction form
    246,145.40/369,218.10 = 140,877.80/x
  3. Step 3: Cross multiply
    246,145.40x = 369,218.10 × 140,877.80
  4. Step 4: Simplify right side
    246,145.40x = 52,014,633,648.18
  5. Step 5: Solve for x
    x = 52,014,633,648.18/246,145.40
  6. Step 6: Final answer
    x = 211,316.70

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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.