Home / 267,557.10-401,530.05-109,898.70

Finding the Fourth Proportional to 267,557.10, 401,530.05 and 109,898.70

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Solution

The fourth proportional to 267,557.10, 401,530.05 and 109,898.70 is: 164,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,557.10 : 401,530.05 = 109,898.70 : x
  2. Step 2: Convert to fraction form
    267,557.10/401,530.05 = 109,898.70/x
  3. Step 3: Cross multiply
    267,557.10x = 401,530.05 × 109,898.70
  4. Step 4: Simplify right side
    267,557.10x = 44,127,630,505.94
  5. Step 5: Solve for x
    x = 44,127,630,505.94/267,557.10
  6. Step 6: Final answer
    x = 164,927.90

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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.