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Finding the Fourth Proportional to 117,594.69, 162,234.81 and 66,595.65

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Solution

The fourth proportional to 117,594.69, 162,234.81 and 66,595.65 is: 91,876.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,594.69 : 162,234.81 = 66,595.65 : x
  2. Step 2: Convert to fraction form
    117,594.69/162,234.81 = 66,595.65/x
  3. Step 3: Cross multiply
    117,594.69x = 162,234.81 × 66,595.65
  4. Step 4: Simplify right side
    117,594.69x = 10,804,132,624.58
  5. Step 5: Solve for x
    x = 10,804,132,624.58/117,594.69
  6. Step 6: Final answer
    x = 91,876.02

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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.