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Finding the Fourth Proportional to 146,795.96, 220,168.02 and 58,019.96

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Solution

The fourth proportional to 146,795.96, 220,168.02 and 58,019.96 is: 87,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,795.96 : 220,168.02 = 58,019.96 : x
  2. Step 2: Convert to fraction form
    146,795.96/220,168.02 = 58,019.96/x
  3. Step 3: Cross multiply
    146,795.96x = 220,168.02 × 58,019.96
  4. Step 4: Simplify right side
    146,795.96x = 12,774,139,713.68
  5. Step 5: Solve for x
    x = 12,774,139,713.68/146,795.96
  6. Step 6: Final answer
    x = 87,019.70

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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.