Home / 143,120.17-214,674.78-58,856.88

Finding the Fourth Proportional to 143,120.17, 214,674.78 and 58,856.88

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Solution

The fourth proportional to 143,120.17, 214,674.78 and 58,856.88 is: 88,283.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,120.17 : 214,674.78 = 58,856.88 : x
  2. Step 2: Convert to fraction form
    143,120.17/214,674.78 = 58,856.88/x
  3. Step 3: Cross multiply
    143,120.17x = 214,674.78 × 58,856.88
  4. Step 4: Simplify right side
    143,120.17x = 12,635,087,765.49
  5. Step 5: Solve for x
    x = 12,635,087,765.49/143,120.17
  6. Step 6: Final answer
    x = 88,283.07

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1.5x scale

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.