Home / 59,455.85-89,112.69-45,305.96

Finding the Fourth Proportional to 59,455.85, 89,112.69 and 45,305.96

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Solution

The fourth proportional to 59,455.85, 89,112.69 and 45,305.96 is: 67,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,455.85 : 89,112.69 = 45,305.96 : x
  2. Step 2: Convert to fraction form
    59,455.85/89,112.69 = 45,305.96/x
  3. Step 3: Cross multiply
    59,455.85x = 89,112.69 × 45,305.96
  4. Step 4: Simplify right side
    59,455.85x = 4,037,335,523.07
  5. Step 5: Solve for x
    x = 4,037,335,523.07/59,455.85
  6. Step 6: Final answer
    x = 67,904.77

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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.