Home / 57,263.18-79,023.84-31,770.02

Finding the Fourth Proportional to 57,263.18, 79,023.84 and 31,770.02

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Solution

The fourth proportional to 57,263.18, 79,023.84 and 31,770.02 is: 43,842.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,263.18 : 79,023.84 = 31,770.02 : x
  2. Step 2: Convert to fraction form
    57,263.18/79,023.84 = 31,770.02/x
  3. Step 3: Cross multiply
    57,263.18x = 79,023.84 × 31,770.02
  4. Step 4: Simplify right side
    57,263.18x = 2,510,588,977.28
  5. Step 5: Solve for x
    x = 2,510,588,977.28/57,263.18
  6. Step 6: Final answer
    x = 43,842.99

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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.