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Finding the Fourth Proportional to 176,980.12, 265,462.46 and 57,034.41

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Solution

The fourth proportional to 176,980.12, 265,462.46 and 57,034.41 is: 85,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,980.12 : 265,462.46 = 57,034.41 : x
  2. Step 2: Convert to fraction form
    176,980.12/265,462.46 = 57,034.41/x
  3. Step 3: Cross multiply
    176,980.12x = 265,462.46 × 57,034.41
  4. Step 4: Simplify right side
    176,980.12x = 15,140,493,170.76
  5. Step 5: Solve for x
    x = 15,140,493,170.76/176,980.12
  6. Step 6: Final answer
    x = 85,549.12

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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.