Home / 149,269.59-223,933.92-42,654.51

Finding the Fourth Proportional to 149,269.59, 223,933.92 and 42,654.51

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Solution

The fourth proportional to 149,269.59, 223,933.92 and 42,654.51 is: 63,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,269.59 : 223,933.92 = 42,654.51 : x
  2. Step 2: Convert to fraction form
    149,269.59/223,933.92 = 42,654.51/x
  3. Step 3: Cross multiply
    149,269.59x = 223,933.92 × 42,654.51
  4. Step 4: Simplify right side
    149,269.59x = 9,551,791,629.98
  5. Step 5: Solve for x
    x = 9,551,791,629.98/149,269.59
  6. Step 6: Final answer
    x = 63,990.20

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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.