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Finding the Fourth Proportional to 176,468.40, 264,313.80 and 123,591.60

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Solution

The fourth proportional to 176,468.40, 264,313.80 and 123,591.60 is: 185,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,468.40 : 264,313.80 = 123,591.60 : x
  2. Step 2: Convert to fraction form
    176,468.40/264,313.80 = 123,591.60/x
  3. Step 3: Cross multiply
    176,468.40x = 264,313.80 × 123,591.60
  4. Step 4: Simplify right side
    176,468.40x = 32,666,965,444.08
  5. Step 5: Solve for x
    x = 32,666,965,444.08/176,468.40
  6. Step 6: Final answer
    x = 185,115.10

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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.