Home / 57,238.36-78,988.62-32,087.32

Finding the Fourth Proportional to 57,238.36, 78,988.62 and 32,087.32

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Solution

The fourth proportional to 57,238.36, 78,988.62 and 32,087.32 is: 44,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,238.36 : 78,988.62 = 32,087.32 : x
  2. Step 2: Convert to fraction form
    57,238.36/78,988.62 = 32,087.32/x
  3. Step 3: Cross multiply
    57,238.36x = 78,988.62 × 32,087.32
  4. Step 4: Simplify right side
    57,238.36x = 2,534,533,126.30
  5. Step 5: Solve for x
    x = 2,534,533,126.30/57,238.36
  6. Step 6: Final answer
    x = 44,280.32

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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.