Home / 49,812.68-68,702.61-31,909.35

Finding the Fourth Proportional to 49,812.68, 68,702.61 and 31,909.35

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Solution

The fourth proportional to 49,812.68, 68,702.61 and 31,909.35 is: 44,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,812.68 : 68,702.61 = 31,909.35 : x
  2. Step 2: Convert to fraction form
    49,812.68/68,702.61 = 31,909.35/x
  3. Step 3: Cross multiply
    49,812.68x = 68,702.61 × 31,909.35
  4. Step 4: Simplify right side
    49,812.68x = 2,192,255,600.24
  5. Step 5: Solve for x
    x = 2,192,255,600.24/49,812.68
  6. Step 6: Final answer
    x = 44,009.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.