Home / 117,725.29-162,462.94-64,010.67

Finding the Fourth Proportional to 117,725.29, 162,462.94 and 64,010.67

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Solution

The fourth proportional to 117,725.29, 162,462.94 and 64,010.67 is: 88,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,725.29 : 162,462.94 = 64,010.67 : x
  2. Step 2: Convert to fraction form
    117,725.29/162,462.94 = 64,010.67/x
  3. Step 3: Cross multiply
    117,725.29x = 162,462.94 × 64,010.67
  4. Step 4: Simplify right side
    117,725.29x = 10,399,361,639.57
  5. Step 5: Solve for x
    x = 10,399,361,639.57/117,725.29
  6. Step 6: Final answer
    x = 88,335.83

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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.