Home / 65,690.19-98,537.31-25,707.51

Finding the Fourth Proportional to 65,690.19, 98,537.31 and 25,707.51

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Solution

The fourth proportional to 65,690.19, 98,537.31 and 25,707.51 is: 38,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,690.19 : 98,537.31 = 25,707.51 : x
  2. Step 2: Convert to fraction form
    65,690.19/98,537.31 = 25,707.51/x
  3. Step 3: Cross multiply
    65,690.19x = 98,537.31 × 25,707.51
  4. Step 4: Simplify right side
    65,690.19x = 2,533,148,882.20
  5. Step 5: Solve for x
    x = 2,533,148,882.20/65,690.19
  6. Step 6: Final answer
    x = 38,562.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.