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Finding the Fourth Proportional to 176,601.30, 264,901.95 and 76,809.30

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Solution

The fourth proportional to 176,601.30, 264,901.95 and 76,809.30 is: 115,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,601.30 : 264,901.95 = 76,809.30 : x
  2. Step 2: Convert to fraction form
    176,601.30/264,901.95 = 76,809.30/x
  3. Step 3: Cross multiply
    176,601.30x = 264,901.95 × 76,809.30
  4. Step 4: Simplify right side
    176,601.30x = 20,346,933,348.14
  5. Step 5: Solve for x
    x = 20,346,933,348.14/176,601.30
  6. Step 6: Final answer
    x = 115,213.95

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1.5x scale

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.