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Finding the Fourth Proportional to 160,410.30, 240,615.45 and 149,912.70

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Solution

The fourth proportional to 160,410.30, 240,615.45 and 149,912.70 is: 224,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,410.30 : 240,615.45 = 149,912.70 : x
  2. Step 2: Convert to fraction form
    160,410.30/240,615.45 = 149,912.70/x
  3. Step 3: Cross multiply
    160,410.30x = 240,615.45 × 149,912.70
  4. Step 4: Simplify right side
    160,410.30x = 36,071,311,771.22
  5. Step 5: Solve for x
    x = 36,071,311,771.22/160,410.30
  6. Step 6: Final answer
    x = 224,869.05

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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.