Home / 74,250.08-102,464.96-40,716

Finding the Fourth Proportional to 74,250.08, 102,464.96 and 40,716

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Solution

The fourth proportional to 74,250.08, 102,464.96 and 40,716 is: 56,188.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,250.08 : 102,464.96 = 40,716 : x
  2. Step 2: Convert to fraction form
    74,250.08/102,464.96 = 40,716/x
  3. Step 3: Cross multiply
    74,250.08x = 102,464.96 × 40,716
  4. Step 4: Simplify right side
    74,250.08x = 4,171,963,311.36
  5. Step 5: Solve for x
    x = 4,171,963,311.36/74,250.08
  6. Step 6: Final answer
    x = 56,188.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.