Home / 142,319.44-196,372.92-85,733.92

Finding the Fourth Proportional to 142,319.44, 196,372.92 and 85,733.92

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Solution

The fourth proportional to 142,319.44, 196,372.92 and 85,733.92 is: 118,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,319.44 : 196,372.92 = 85,733.92 : x
  2. Step 2: Convert to fraction form
    142,319.44/196,372.92 = 85,733.92/x
  3. Step 3: Cross multiply
    142,319.44x = 196,372.92 × 85,733.92
  4. Step 4: Simplify right side
    142,319.44x = 16,835,820,213.45
  5. Step 5: Solve for x
    x = 16,835,820,213.45/142,319.44
  6. Step 6: Final answer
    x = 118,296.00

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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.