Home / 75,318.82-112,840.53-35,264.32

Finding the Fourth Proportional to 75,318.82, 112,840.53 and 35,264.32

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Solution

The fourth proportional to 75,318.82, 112,840.53 and 35,264.32 is: 52,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,318.82 : 112,840.53 = 35,264.32 : x
  2. Step 2: Convert to fraction form
    75,318.82/112,840.53 = 35,264.32/x
  3. Step 3: Cross multiply
    75,318.82x = 112,840.53 × 35,264.32
  4. Step 4: Simplify right side
    75,318.82x = 3,979,244,558.89
  5. Step 5: Solve for x
    x = 3,979,244,558.89/75,318.82
  6. Step 6: Final answer
    x = 52,832.01

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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.