Home / 117,948.14-162,770.37-64,234.20

Finding the Fourth Proportional to 117,948.14, 162,770.37 and 64,234.20

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Solution

The fourth proportional to 117,948.14, 162,770.37 and 64,234.20 is: 88,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,948.14 : 162,770.37 = 64,234.20 : x
  2. Step 2: Convert to fraction form
    117,948.14/162,770.37 = 64,234.20/x
  3. Step 3: Cross multiply
    117,948.14x = 162,770.37 × 64,234.20
  4. Step 4: Simplify right side
    117,948.14x = 10,455,424,500.65
  5. Step 5: Solve for x
    x = 10,455,424,500.65/117,948.14
  6. Step 6: Final answer
    x = 88,644.25

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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.