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Finding the Fourth Proportional to 176,353.10, 264,461.95 and 75,086.95

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Solution

The fourth proportional to 176,353.10, 264,461.95 and 75,086.95 is: 112,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,353.10 : 264,461.95 = 75,086.95 : x
  2. Step 2: Convert to fraction form
    176,353.10/264,461.95 = 75,086.95/x
  3. Step 3: Cross multiply
    176,353.10x = 264,461.95 × 75,086.95
  4. Step 4: Simplify right side
    176,353.10x = 19,857,639,518.81
  5. Step 5: Solve for x
    x = 19,857,639,518.81/176,353.10
  6. Step 6: Final answer
    x = 112,601.59

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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.