Home / 118,155.38-177,161.63-47,088.94

Finding the Fourth Proportional to 118,155.38, 177,161.63 and 47,088.94

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Solution

The fourth proportional to 118,155.38, 177,161.63 and 47,088.94 is: 70,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,155.38 : 177,161.63 = 47,088.94 : x
  2. Step 2: Convert to fraction form
    118,155.38/177,161.63 = 47,088.94/x
  3. Step 3: Cross multiply
    118,155.38x = 177,161.63 × 47,088.94
  4. Step 4: Simplify right side
    118,155.38x = 8,342,353,365.37
  5. Step 5: Solve for x
    x = 8,342,353,365.37/118,155.38
  6. Step 6: Final answer
    x = 70,604.94

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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.