Home / 252,749.96-348,792.76-139,570.28

Finding the Fourth Proportional to 252,749.96, 348,792.76 and 139,570.28

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Solution

The fourth proportional to 252,749.96, 348,792.76 and 139,570.28 is: 192,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,749.96 : 348,792.76 = 139,570.28 : x
  2. Step 2: Convert to fraction form
    252,749.96/348,792.76 = 139,570.28/x
  3. Step 3: Cross multiply
    252,749.96x = 348,792.76 × 139,570.28
  4. Step 4: Simplify right side
    252,749.96x = 48,681,103,175.17
  5. Step 5: Solve for x
    x = 48,681,103,175.17/252,749.96
  6. Step 6: Final answer
    x = 192,605.78

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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.