Home / 117,541.20-176,052.60-62,072.40

Finding the Fourth Proportional to 117,541.20, 176,052.60 and 62,072.40

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Solution

The fourth proportional to 117,541.20, 176,052.60 and 62,072.40 is: 92,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,541.20 : 176,052.60 = 62,072.40 : x
  2. Step 2: Convert to fraction form
    117,541.20/176,052.60 = 62,072.40/x
  3. Step 3: Cross multiply
    117,541.20x = 176,052.60 × 62,072.40
  4. Step 4: Simplify right side
    117,541.20x = 10,928,007,408.24
  5. Step 5: Solve for x
    x = 10,928,007,408.24/117,541.20
  6. Step 6: Final answer
    x = 92,971.72

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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.