Home / 149,313.20-223,893.64-49,437.35

Finding the Fourth Proportional to 149,313.20, 223,893.64 and 49,437.35

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Solution

The fourth proportional to 149,313.20, 223,893.64 and 49,437.35 is: 74,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,313.20 : 223,893.64 = 49,437.35 : x
  2. Step 2: Convert to fraction form
    149,313.20/223,893.64 = 49,437.35/x
  3. Step 3: Cross multiply
    149,313.20x = 223,893.64 × 49,437.35
  4. Step 4: Simplify right side
    149,313.20x = 11,068,708,243.45
  5. Step 5: Solve for x
    x = 11,068,708,243.45/149,313.20
  6. Step 6: Final answer
    x = 74,130.81

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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.