Home / 125,282.96-187,898.94-46,378.43

Finding the Fourth Proportional to 125,282.96, 187,898.94 and 46,378.43

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Solution

The fourth proportional to 125,282.96, 187,898.94 and 46,378.43 is: 69,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,282.96 : 187,898.94 = 46,378.43 : x
  2. Step 2: Convert to fraction form
    125,282.96/187,898.94 = 46,378.43/x
  3. Step 3: Cross multiply
    125,282.96x = 187,898.94 × 46,378.43
  4. Step 4: Simplify right side
    125,282.96x = 8,714,457,835.86
  5. Step 5: Solve for x
    x = 8,714,457,835.86/125,282.96
  6. Step 6: Final answer
    x = 69,558.21

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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.