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Finding the Fourth Proportional to 176,663.53, 264,382.93 and 169,315.21

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Solution

The fourth proportional to 176,663.53, 264,382.93 and 169,315.21 is: 253,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,663.53 : 264,382.93 = 169,315.21 : x
  2. Step 2: Convert to fraction form
    176,663.53/264,382.93 = 169,315.21/x
  3. Step 3: Cross multiply
    176,663.53x = 264,382.93 × 169,315.21
  4. Step 4: Simplify right side
    176,663.53x = 44,764,051,313.37
  5. Step 5: Solve for x
    x = 44,764,051,313.37/176,663.53
  6. Step 6: Final answer
    x = 253,385.92

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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.