Home / 91,167.45-136,800.27-44,420.34

Finding the Fourth Proportional to 91,167.45, 136,800.27 and 44,420.34

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Solution

The fourth proportional to 91,167.45, 136,800.27 and 44,420.34 is: 66,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,167.45 : 136,800.27 = 44,420.34 : x
  2. Step 2: Convert to fraction form
    91,167.45/136,800.27 = 44,420.34/x
  3. Step 3: Cross multiply
    91,167.45x = 136,800.27 × 44,420.34
  4. Step 4: Simplify right side
    91,167.45x = 6,076,714,505.49
  5. Step 5: Solve for x
    x = 6,076,714,505.49/91,167.45
  6. Step 6: Final answer
    x = 66,654.43

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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.