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Finding the Fourth Proportional to 125,808.94, 188,707.26 and 46,917.04

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Solution

The fourth proportional to 125,808.94, 188,707.26 and 46,917.04 is: 70,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,808.94 : 188,707.26 = 46,917.04 : x
  2. Step 2: Convert to fraction form
    125,808.94/188,707.26 = 46,917.04/x
  3. Step 3: Cross multiply
    125,808.94x = 188,707.26 × 46,917.04
  4. Step 4: Simplify right side
    125,808.94x = 8,853,586,065.71
  5. Step 5: Solve for x
    x = 8,853,586,065.71/125,808.94
  6. Step 6: Final answer
    x = 70,373.27

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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.