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Finding the Fourth Proportional to 71,329.70, 98,434.83 and 41,114.82

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Solution

The fourth proportional to 71,329.70, 98,434.83 and 41,114.82 is: 56,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,329.70 : 98,434.83 = 41,114.82 : x
  2. Step 2: Convert to fraction form
    71,329.70/98,434.83 = 41,114.82/x
  3. Step 3: Cross multiply
    71,329.70x = 98,434.83 × 41,114.82
  4. Step 4: Simplify right side
    71,329.70x = 4,047,130,317.18
  5. Step 5: Solve for x
    x = 4,047,130,317.18/71,329.70
  6. Step 6: Final answer
    x = 56,738.36

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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.