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Finding the Fourth Proportional to 237,813.12, 356,739.12 and 119,423.52

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Solution

The fourth proportional to 237,813.12, 356,739.12 and 119,423.52 is: 179,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,813.12 : 356,739.12 = 119,423.52 : x
  2. Step 2: Convert to fraction form
    237,813.12/356,739.12 = 119,423.52/x
  3. Step 3: Cross multiply
    237,813.12x = 356,739.12 × 119,423.52
  4. Step 4: Simplify right side
    237,813.12x = 42,603,041,432.10
  5. Step 5: Solve for x
    x = 42,603,041,432.10/237,813.12
  6. Step 6: Final answer
    x = 179,145.04

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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.