Home / 71,024.10-98,015.31-39,195.06

Finding the Fourth Proportional to 71,024.10, 98,015.31 and 39,195.06

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Solution

The fourth proportional to 71,024.10, 98,015.31 and 39,195.06 is: 54,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,024.10 : 98,015.31 = 39,195.06 : x
  2. Step 2: Convert to fraction form
    71,024.10/98,015.31 = 39,195.06/x
  3. Step 3: Cross multiply
    71,024.10x = 98,015.31 × 39,195.06
  4. Step 4: Simplify right side
    71,024.10x = 3,841,715,956.37
  5. Step 5: Solve for x
    x = 3,841,715,956.37/71,024.10
  6. Step 6: Final answer
    x = 54,090.32

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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.