Home / 140,644.04-210,982.46-56,433.60

Finding the Fourth Proportional to 140,644.04, 210,982.46 and 56,433.60

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Solution

The fourth proportional to 140,644.04, 210,982.46 and 56,433.60 is: 84,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,644.04 : 210,982.46 = 56,433.60 : x
  2. Step 2: Convert to fraction form
    140,644.04/210,982.46 = 56,433.60/x
  3. Step 3: Cross multiply
    140,644.04x = 210,982.46 × 56,433.60
  4. Step 4: Simplify right side
    140,644.04x = 11,906,499,472.49
  5. Step 5: Solve for x
    x = 11,906,499,472.49/140,644.04
  6. Step 6: Final answer
    x = 84,656.98

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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.