Home / 252,749.34-348,792.75-139,572.06

Finding the Fourth Proportional to 252,749.34, 348,792.75 and 139,572.06

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Solution

The fourth proportional to 252,749.34, 348,792.75 and 139,572.06 is: 192,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,749.34 : 348,792.75 = 139,572.06 : x
  2. Step 2: Convert to fraction form
    252,749.34/348,792.75 = 139,572.06/x
  3. Step 3: Cross multiply
    252,749.34x = 348,792.75 × 139,572.06
  4. Step 4: Simplify right side
    252,749.34x = 48,681,722,630.57
  5. Step 5: Solve for x
    x = 48,681,722,630.57/252,749.34
  6. Step 6: Final answer
    x = 192,608.70

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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.