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Finding the Fourth Proportional to 164,012.80, 246,019.20 and 160,902.40

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Solution

The fourth proportional to 164,012.80, 246,019.20 and 160,902.40 is: 241,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,012.80 : 246,019.20 = 160,902.40 : x
  2. Step 2: Convert to fraction form
    164,012.80/246,019.20 = 160,902.40/x
  3. Step 3: Cross multiply
    164,012.80x = 246,019.20 × 160,902.40
  4. Step 4: Simplify right side
    164,012.80x = 39,585,079,726.08
  5. Step 5: Solve for x
    x = 39,585,079,726.08/164,012.80
  6. Step 6: Final answer
    x = 241,353.60

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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.