Home / 143,198.12-214,714.86-59,016.40

Finding the Fourth Proportional to 143,198.12, 214,714.86 and 59,016.40

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Solution

The fourth proportional to 143,198.12, 214,714.86 and 59,016.40 is: 88,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,198.12 : 214,714.86 = 59,016.40 : x
  2. Step 2: Convert to fraction form
    143,198.12/214,714.86 = 59,016.40/x
  3. Step 3: Cross multiply
    143,198.12x = 214,714.86 × 59,016.40
  4. Step 4: Simplify right side
    143,198.12x = 12,671,698,063.70
  5. Step 5: Solve for x
    x = 12,671,698,063.70/143,198.12
  6. Step 6: Final answer
    x = 88,490.67

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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.