Home / 81,818.82-112,909.26-46,008.06

Finding the Fourth Proportional to 81,818.82, 112,909.26 and 46,008.06

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Solution

The fourth proportional to 81,818.82, 112,909.26 and 46,008.06 is: 63,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,818.82 : 112,909.26 = 46,008.06 : x
  2. Step 2: Convert to fraction form
    81,818.82/112,909.26 = 46,008.06/x
  3. Step 3: Cross multiply
    81,818.82x = 112,909.26 × 46,008.06
  4. Step 4: Simplify right side
    81,818.82x = 5,194,735,778.60
  5. Step 5: Solve for x
    x = 5,194,735,778.60/81,818.82
  6. Step 6: Final answer
    x = 63,490.72

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1.5x scale

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.