Home / 148,837.20-223,284.60-43,659.60

Finding the Fourth Proportional to 148,837.20, 223,284.60 and 43,659.60

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Solution

The fourth proportional to 148,837.20, 223,284.60 and 43,659.60 is: 65,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,837.20 : 223,284.60 = 43,659.60 : x
  2. Step 2: Convert to fraction form
    148,837.20/223,284.60 = 43,659.60/x
  3. Step 3: Cross multiply
    148,837.20x = 223,284.60 × 43,659.60
  4. Step 4: Simplify right side
    148,837.20x = 9,748,516,322.16
  5. Step 5: Solve for x
    x = 9,748,516,322.16/148,837.20
  6. Step 6: Final answer
    x = 65,497.85

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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.