Home / 57,244.08-78,989.30-31,750.14

Finding the Fourth Proportional to 57,244.08, 78,989.30 and 31,750.14

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Solution

The fourth proportional to 57,244.08, 78,989.30 and 31,750.14 is: 43,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,244.08 : 78,989.30 = 31,750.14 : x
  2. Step 2: Convert to fraction form
    57,244.08/78,989.30 = 31,750.14/x
  3. Step 3: Cross multiply
    57,244.08x = 78,989.30 × 31,750.14
  4. Step 4: Simplify right side
    57,244.08x = 2,507,921,333.50
  5. Step 5: Solve for x
    x = 2,507,921,333.50/57,244.08
  6. Step 6: Final answer
    x = 43,811.02

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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.