Home / 164,938.32-227,613.96-89,485.20

Finding the Fourth Proportional to 164,938.32, 227,613.96 and 89,485.20

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Solution

The fourth proportional to 164,938.32, 227,613.96 and 89,485.20 is: 123,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,938.32 : 227,613.96 = 89,485.20 : x
  2. Step 2: Convert to fraction form
    164,938.32/227,613.96 = 89,485.20/x
  3. Step 3: Cross multiply
    164,938.32x = 227,613.96 × 89,485.20
  4. Step 4: Simplify right side
    164,938.32x = 20,368,080,733.39
  5. Step 5: Solve for x
    x = 20,368,080,733.39/164,938.32
  6. Step 6: Final answer
    x = 123,489.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.