Home / 113,930.39-170,895.04-63,305.57

Finding the Fourth Proportional to 113,930.39, 170,895.04 and 63,305.57

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Solution

The fourth proportional to 113,930.39, 170,895.04 and 63,305.57 is: 94,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,930.39 : 170,895.04 = 63,305.57 : x
  2. Step 2: Convert to fraction form
    113,930.39/170,895.04 = 63,305.57/x
  3. Step 3: Cross multiply
    113,930.39x = 170,895.04 × 63,305.57
  4. Step 4: Simplify right side
    113,930.39x = 10,818,606,904.63
  5. Step 5: Solve for x
    x = 10,818,606,904.63/113,930.39
  6. Step 6: Final answer
    x = 94,958.05

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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.