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Finding the Fourth Proportional to 302,169.76, 453,205.37 and 88,887.79

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Solution

The fourth proportional to 302,169.76, 453,205.37 and 88,887.79 is: 133,317.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,169.76 : 453,205.37 = 88,887.79 : x
  2. Step 2: Convert to fraction form
    302,169.76/453,205.37 = 88,887.79/x
  3. Step 3: Cross multiply
    302,169.76x = 453,205.37 × 88,887.79
  4. Step 4: Simplify right side
    302,169.76x = 40,284,423,396.83
  5. Step 5: Solve for x
    x = 40,284,423,396.83/302,169.76
  6. Step 6: Final answer
    x = 133,317.19

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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.