Home / 71,221.07-98,301.40-41,023.87

Finding the Fourth Proportional to 71,221.07, 98,301.40 and 41,023.87

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Solution

The fourth proportional to 71,221.07, 98,301.40 and 41,023.87 is: 56,622.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,221.07 : 98,301.40 = 41,023.87 : x
  2. Step 2: Convert to fraction form
    71,221.07/98,301.40 = 41,023.87/x
  3. Step 3: Cross multiply
    71,221.07x = 98,301.40 × 41,023.87
  4. Step 4: Simplify right side
    71,221.07x = 4,032,703,506.10
  5. Step 5: Solve for x
    x = 4,032,703,506.10/71,221.07
  6. Step 6: Final answer
    x = 56,622.34

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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.