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Finding the Fourth Proportional to 159,155.91, 238,694.18 and 46,813.77

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Solution

The fourth proportional to 159,155.91, 238,694.18 and 46,813.77 is: 70,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,155.91 : 238,694.18 = 46,813.77 : x
  2. Step 2: Convert to fraction form
    159,155.91/238,694.18 = 46,813.77/x
  3. Step 3: Cross multiply
    159,155.91x = 238,694.18 × 46,813.77
  4. Step 4: Simplify right side
    159,155.91x = 11,174,174,208.79
  5. Step 5: Solve for x
    x = 11,174,174,208.79/159,155.91
  6. Step 6: Final answer
    x = 70,208.98

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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.