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Finding the Fourth Proportional to 149,833.70, 224,783.37 and 56,339.45

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Solution

The fourth proportional to 149,833.70, 224,783.37 and 56,339.45 is: 84,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,833.70 : 224,783.37 = 56,339.45 : x
  2. Step 2: Convert to fraction form
    149,833.70/224,783.37 = 56,339.45/x
  3. Step 3: Cross multiply
    149,833.70x = 224,783.37 × 56,339.45
  4. Step 4: Simplify right side
    149,833.70x = 12,664,170,311.03
  5. Step 5: Solve for x
    x = 12,664,170,311.03/149,833.70
  6. Step 6: Final answer
    x = 84,521.51

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1.5x scale

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.