Home / 214,572.39-321,888.66-64,795.70

Finding the Fourth Proportional to 214,572.39, 321,888.66 and 64,795.70

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Solution

The fourth proportional to 214,572.39, 321,888.66 and 64,795.70 is: 97,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,572.39 : 321,888.66 = 64,795.70 : x
  2. Step 2: Convert to fraction form
    214,572.39/321,888.66 = 64,795.70/x
  3. Step 3: Cross multiply
    214,572.39x = 321,888.66 × 64,795.70
  4. Step 4: Simplify right side
    214,572.39x = 20,856,999,437.32
  5. Step 5: Solve for x
    x = 20,856,999,437.32/214,572.39
  6. Step 6: Final answer
    x = 97,202.62

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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.