Home / 142,718.40-214,077.60-95,716.80

Finding the Fourth Proportional to 142,718.40, 214,077.60 and 95,716.80

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Solution

The fourth proportional to 142,718.40, 214,077.60 and 95,716.80 is: 143,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,718.40 : 214,077.60 = 95,716.80 : x
  2. Step 2: Convert to fraction form
    142,718.40/214,077.60 = 95,716.80/x
  3. Step 3: Cross multiply
    142,718.40x = 214,077.60 × 95,716.80
  4. Step 4: Simplify right side
    142,718.40x = 20,490,822,823.68
  5. Step 5: Solve for x
    x = 20,490,822,823.68/142,718.40
  6. Step 6: Final answer
    x = 143,575.20

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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.