Home / 149,739.40-224,612.70-44,561.80

Finding the Fourth Proportional to 149,739.40, 224,612.70 and 44,561.80

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Solution

The fourth proportional to 149,739.40, 224,612.70 and 44,561.80 is: 66,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,739.40 : 224,612.70 = 44,561.80 : x
  2. Step 2: Convert to fraction form
    149,739.40/224,612.70 = 44,561.80/x
  3. Step 3: Cross multiply
    149,739.40x = 224,612.70 × 44,561.80
  4. Step 4: Simplify right side
    149,739.40x = 10,009,146,214.86
  5. Step 5: Solve for x
    x = 10,009,146,214.86/149,739.40
  6. Step 6: Final answer
    x = 66,843.77

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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.