Home / 335,935.10-503,973.72-111,282.80

Finding the Fourth Proportional to 335,935.10, 503,973.72 and 111,282.80

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Solution

The fourth proportional to 335,935.10, 503,973.72 and 111,282.80 is: 166,947.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,935.10 : 503,973.72 = 111,282.80 : x
  2. Step 2: Convert to fraction form
    335,935.10/503,973.72 = 111,282.80/x
  3. Step 3: Cross multiply
    335,935.10x = 503,973.72 × 111,282.80
  4. Step 4: Simplify right side
    335,935.10x = 56,083,606,688.02
  5. Step 5: Solve for x
    x = 56,083,606,688.02/335,935.10
  6. Step 6: Final answer
    x = 166,947.74

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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.