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Finding the Fourth Proportional to 334,176, 501,215.52 and 97,455.36

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Solution

The fourth proportional to 334,176, 501,215.52 and 97,455.36 is: 146,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,176 : 501,215.52 = 97,455.36 : x
  2. Step 2: Convert to fraction form
    334,176/501,215.52 = 97,455.36/x
  3. Step 3: Cross multiply
    334,176x = 501,215.52 × 97,455.36
  4. Step 4: Simplify right side
    334,176x = 48,846,138,939.19
  5. Step 5: Solve for x
    x = 48,846,138,939.19/334,176
  6. Step 6: Final answer
    x = 146,168.90

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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.