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Finding the Fourth Proportional to 163,019.70, 244,529.55 and 93,035.70

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Solution

The fourth proportional to 163,019.70, 244,529.55 and 93,035.70 is: 139,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,019.70 : 244,529.55 = 93,035.70 : x
  2. Step 2: Convert to fraction form
    163,019.70/244,529.55 = 93,035.70/x
  3. Step 3: Cross multiply
    163,019.70x = 244,529.55 × 93,035.70
  4. Step 4: Simplify right side
    163,019.70x = 22,749,977,854.94
  5. Step 5: Solve for x
    x = 22,749,977,854.94/163,019.70
  6. Step 6: Final answer
    x = 139,553.55

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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.