Home / 71,858.72-99,166.07-41,646.13

Finding the Fourth Proportional to 71,858.72, 99,166.07 and 41,646.13

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Solution

The fourth proportional to 71,858.72, 99,166.07 and 41,646.13 is: 57,472.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,858.72 : 99,166.07 = 41,646.13 : x
  2. Step 2: Convert to fraction form
    71,858.72/99,166.07 = 41,646.13/x
  3. Step 3: Cross multiply
    71,858.72x = 99,166.07 × 41,646.13
  4. Step 4: Simplify right side
    71,858.72x = 4,129,883,042.81
  5. Step 5: Solve for x
    x = 4,129,883,042.81/71,858.72
  6. Step 6: Final answer
    x = 57,472.26

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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.