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Finding the Fourth Proportional to 302,572.59, 453,858.48 and 89,343.33

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Solution

The fourth proportional to 302,572.59, 453,858.48 and 89,343.33 is: 134,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,572.59 : 453,858.48 = 89,343.33 : x
  2. Step 2: Convert to fraction form
    302,572.59/453,858.48 = 89,343.33/x
  3. Step 3: Cross multiply
    302,572.59x = 453,858.48 × 89,343.33
  4. Step 4: Simplify right side
    302,572.59x = 40,549,227,951.94
  5. Step 5: Solve for x
    x = 40,549,227,951.94/302,572.59
  6. Step 6: Final answer
    x = 134,014.88

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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.