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Finding the Fourth Proportional to 302,468.88, 453,771.67 and 100,064.51

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Solution

The fourth proportional to 302,468.88, 453,771.67 and 100,064.51 is: 150,119.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,468.88 : 453,771.67 = 100,064.51 : x
  2. Step 2: Convert to fraction form
    302,468.88/453,771.67 = 100,064.51/x
  3. Step 3: Cross multiply
    302,468.88x = 453,771.67 × 100,064.51
  4. Step 4: Simplify right side
    302,468.88x = 45,406,437,541.57
  5. Step 5: Solve for x
    x = 45,406,437,541.57/302,468.88
  6. Step 6: Final answer
    x = 150,119.37

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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.