Home / 176,072.12-264,077.50-81,294.22

Finding the Fourth Proportional to 176,072.12, 264,077.50 and 81,294.22

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Solution

The fourth proportional to 176,072.12, 264,077.50 and 81,294.22 is: 121,927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,072.12 : 264,077.50 = 81,294.22 : x
  2. Step 2: Convert to fraction form
    176,072.12/264,077.50 = 81,294.22/x
  3. Step 3: Cross multiply
    176,072.12x = 264,077.50 × 81,294.22
  4. Step 4: Simplify right side
    176,072.12x = 21,467,974,382.05
  5. Step 5: Solve for x
    x = 21,467,974,382.05/176,072.12
  6. Step 6: Final answer
    x = 121,927.16

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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.