Home / 214,455.60-321,573.56-113,307.95

Finding the Fourth Proportional to 214,455.60, 321,573.56 and 113,307.95

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Solution

The fourth proportional to 214,455.60, 321,573.56 and 113,307.95 is: 169,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,455.60 : 321,573.56 = 113,307.95 : x
  2. Step 2: Convert to fraction form
    214,455.60/321,573.56 = 113,307.95/x
  3. Step 3: Cross multiply
    214,455.60x = 321,573.56 × 113,307.95
  4. Step 4: Simplify right side
    214,455.60x = 36,436,841,095.20
  5. Step 5: Solve for x
    x = 36,436,841,095.20/214,455.60
  6. Step 6: Final answer
    x = 169,903.89

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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.