Home / 143,624.92-215,235.73-113,506.74

Finding the Fourth Proportional to 143,624.92, 215,235.73 and 113,506.74

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Solution

The fourth proportional to 143,624.92, 215,235.73 and 113,506.74 is: 170,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,624.92 : 215,235.73 = 113,506.74 : x
  2. Step 2: Convert to fraction form
    143,624.92/215,235.73 = 113,506.74/x
  3. Step 3: Cross multiply
    143,624.92x = 215,235.73 × 113,506.74
  4. Step 4: Simplify right side
    143,624.92x = 24,430,705,618.17
  5. Step 5: Solve for x
    x = 24,430,705,618.17/143,624.92
  6. Step 6: Final answer
    x = 170,100.74

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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.