Home / 57,369.19-79,167.69-31,527.68

Finding the Fourth Proportional to 57,369.19, 79,167.69 and 31,527.68

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Solution

The fourth proportional to 57,369.19, 79,167.69 and 31,527.68 is: 43,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,369.19 : 79,167.69 = 31,527.68 : x
  2. Step 2: Convert to fraction form
    57,369.19/79,167.69 = 31,527.68/x
  3. Step 3: Cross multiply
    57,369.19x = 79,167.69 × 31,527.68
  4. Step 4: Simplify right side
    57,369.19x = 2,495,973,200.82
  5. Step 5: Solve for x
    x = 2,495,973,200.82/57,369.19
  6. Step 6: Final answer
    x = 43,507.21

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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.