Home / 119,624.67-165,084.18-65,909.34

Finding the Fourth Proportional to 119,624.67, 165,084.18 and 65,909.34

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Solution

The fourth proportional to 119,624.67, 165,084.18 and 65,909.34 is: 90,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,624.67 : 165,084.18 = 65,909.34 : x
  2. Step 2: Convert to fraction form
    119,624.67/165,084.18 = 65,909.34/x
  3. Step 3: Cross multiply
    119,624.67x = 165,084.18 × 65,909.34
  4. Step 4: Simplify right side
    119,624.67x = 10,880,589,348.24
  5. Step 5: Solve for x
    x = 10,880,589,348.24/119,624.67
  6. Step 6: Final answer
    x = 90,956.07

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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.