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Finding the Fourth Proportional to 176,718.76, 265,020.88 and 58,361.56

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Solution

The fourth proportional to 176,718.76, 265,020.88 and 58,361.56 is: 87,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,718.76 : 265,020.88 = 58,361.56 : x
  2. Step 2: Convert to fraction form
    176,718.76/265,020.88 = 58,361.56/x
  3. Step 3: Cross multiply
    176,718.76x = 265,020.88 × 58,361.56
  4. Step 4: Simplify right side
    176,718.76x = 15,467,031,989.37
  5. Step 5: Solve for x
    x = 15,467,031,989.37/176,718.76
  6. Step 6: Final answer
    x = 87,523.43

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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.