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Finding the Fourth Proportional to 80,329.34, 110,852.60 and 46,337.90

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Solution

The fourth proportional to 80,329.34, 110,852.60 and 46,337.90 is: 63,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329.34 : 110,852.60 = 46,337.90 : x
  2. Step 2: Convert to fraction form
    80,329.34/110,852.60 = 46,337.90/x
  3. Step 3: Cross multiply
    80,329.34x = 110,852.60 × 46,337.90
  4. Step 4: Simplify right side
    80,329.34x = 5,136,675,907.59
  5. Step 5: Solve for x
    x = 5,136,675,907.59/80,329.34
  6. Step 6: Final answer
    x = 63,945.21

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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.