Home / 251,335.38-377,030.55-109,082.88

Finding the Fourth Proportional to 251,335.38, 377,030.55 and 109,082.88

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Solution

The fourth proportional to 251,335.38, 377,030.55 and 109,082.88 is: 163,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,335.38 : 377,030.55 = 109,082.88 : x
  2. Step 2: Convert to fraction form
    251,335.38/377,030.55 = 109,082.88/x
  3. Step 3: Cross multiply
    251,335.38x = 377,030.55 × 109,082.88
  4. Step 4: Simplify right side
    251,335.38x = 41,127,578,241.98
  5. Step 5: Solve for x
    x = 41,127,578,241.98/251,335.38
  6. Step 6: Final answer
    x = 163,636.25

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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.