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Finding the Fourth Proportional to 299,082.96, 448,555.28 and 88,670.16

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Solution

The fourth proportional to 299,082.96, 448,555.28 and 88,670.16 is: 132,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,082.96 : 448,555.28 = 88,670.16 : x
  2. Step 2: Convert to fraction form
    299,082.96/448,555.28 = 88,670.16/x
  3. Step 3: Cross multiply
    299,082.96x = 448,555.28 × 88,670.16
  4. Step 4: Simplify right side
    299,082.96x = 39,773,468,446.44
  5. Step 5: Solve for x
    x = 39,773,468,446.44/299,082.96
  6. Step 6: Final answer
    x = 132,984.74

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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.