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Finding the Fourth Proportional to 80,569.06, 111,188.21 and 46,588.21

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Solution

The fourth proportional to 80,569.06, 111,188.21 and 46,588.21 is: 64,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,569.06 : 111,188.21 = 46,588.21 : x
  2. Step 2: Convert to fraction form
    80,569.06/111,188.21 = 46,588.21/x
  3. Step 3: Cross multiply
    80,569.06x = 111,188.21 × 46,588.21
  4. Step 4: Simplify right side
    80,569.06x = 5,180,060,053.58
  5. Step 5: Solve for x
    x = 5,180,060,053.58/80,569.06
  6. Step 6: Final answer
    x = 64,293.41

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Double scale
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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.