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Finding the Fourth Proportional to 302,065.29, 453,174.84 and 88,840.80

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Solution

The fourth proportional to 302,065.29, 453,174.84 and 88,840.80 is: 133,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,065.29 : 453,174.84 = 88,840.80 : x
  2. Step 2: Convert to fraction form
    302,065.29/453,174.84 = 88,840.80/x
  3. Step 3: Cross multiply
    302,065.29x = 453,174.84 × 88,840.80
  4. Step 4: Simplify right side
    302,065.29x = 40,260,415,325.47
  5. Step 5: Solve for x
    x = 40,260,415,325.47/302,065.29
  6. Step 6: Final answer
    x = 133,283.82

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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.