Home / 156,935.90-235,393.05-50,318.30

Finding the Fourth Proportional to 156,935.90, 235,393.05 and 50,318.30

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Solution

The fourth proportional to 156,935.90, 235,393.05 and 50,318.30 is: 75,473.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,935.90 : 235,393.05 = 50,318.30 : x
  2. Step 2: Convert to fraction form
    156,935.90/235,393.05 = 50,318.30/x
  3. Step 3: Cross multiply
    156,935.90x = 235,393.05 × 50,318.30
  4. Step 4: Simplify right side
    156,935.90x = 11,844,578,107.82
  5. Step 5: Solve for x
    x = 11,844,578,107.82/156,935.90
  6. Step 6: Final answer
    x = 75,473.99

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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.