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Finding the Fourth Proportional to 146,848.70, 206,002.90 and 146,848.70

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Solution

The fourth proportional to 146,848.70, 206,002.90 and 146,848.70 is: 206,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,848.70 : 206,002.90 = 146,848.70 : x
  2. Step 2: Convert to fraction form
    146,848.70/206,002.90 = 146,848.70/x
  3. Step 3: Cross multiply
    146,848.70x = 206,002.90 × 146,848.70
  4. Step 4: Simplify right side
    146,848.70x = 30,251,258,061.23
  5. Step 5: Solve for x
    x = 30,251,258,061.23/146,848.70
  6. Step 6: Final answer
    x = 206,002.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.