Home / 214,606.22-321,916.08-102,298.64

Finding the Fourth Proportional to 214,606.22, 321,916.08 and 102,298.64

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Solution

The fourth proportional to 214,606.22, 321,916.08 and 102,298.64 is: 153,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,606.22 : 321,916.08 = 102,298.64 : x
  2. Step 2: Convert to fraction form
    214,606.22/321,916.08 = 102,298.64/x
  3. Step 3: Cross multiply
    214,606.22x = 321,916.08 × 102,298.64
  4. Step 4: Simplify right side
    214,606.22x = 32,931,577,178.13
  5. Step 5: Solve for x
    x = 32,931,577,178.13/214,606.22
  6. Step 6: Final answer
    x = 153,451.18

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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.