Home / 214,637.25-321,967.72-64,873.77

Finding the Fourth Proportional to 214,637.25, 321,967.72 and 64,873.77

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Solution

The fourth proportional to 214,637.25, 321,967.72 and 64,873.77 is: 97,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,637.25 : 321,967.72 = 64,873.77 : x
  2. Step 2: Convert to fraction form
    214,637.25/321,967.72 = 64,873.77/x
  3. Step 3: Cross multiply
    214,637.25x = 321,967.72 × 64,873.77
  4. Step 4: Simplify right side
    214,637.25x = 20,887,258,688.42
  5. Step 5: Solve for x
    x = 20,887,258,688.42/214,637.25
  6. Step 6: Final answer
    x = 97,314.23

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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.