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Finding the Fourth Proportional to 210,186.60, 314,819.10 and 182,538.60

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Solution

The fourth proportional to 210,186.60, 314,819.10 and 182,538.60 is: 273,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,186.60 : 314,819.10 = 182,538.60 : x
  2. Step 2: Convert to fraction form
    210,186.60/314,819.10 = 182,538.60/x
  3. Step 3: Cross multiply
    210,186.60x = 314,819.10 × 182,538.60
  4. Step 4: Simplify right side
    210,186.60x = 57,466,637,767.26
  5. Step 5: Solve for x
    x = 57,466,637,767.26/210,186.60
  6. Step 6: Final answer
    x = 273,407.71

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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.