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Finding the Fourth Proportional to 117,792, 176,744.70 and 58,632.84

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Solution

The fourth proportional to 117,792, 176,744.70 and 58,632.84 is: 87,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,792 : 176,744.70 = 58,632.84 : x
  2. Step 2: Convert to fraction form
    117,792/176,744.70 = 58,632.84/x
  3. Step 3: Cross multiply
    117,792x = 176,744.70 × 58,632.84
  4. Step 4: Simplify right side
    117,792x = 10,363,043,715.95
  5. Step 5: Solve for x
    x = 10,363,043,715.95/117,792
  6. Step 6: Final answer
    x = 87,977.48

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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.