Home / 57,748.10-79,692.37-31,252.10

Finding the Fourth Proportional to 57,748.10, 79,692.37 and 31,252.10

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Solution

The fourth proportional to 57,748.10, 79,692.37 and 31,252.10 is: 43,127.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,748.10 : 79,692.37 = 31,252.10 : x
  2. Step 2: Convert to fraction form
    57,748.10/79,692.37 = 31,252.10/x
  3. Step 3: Cross multiply
    57,748.10x = 79,692.37 × 31,252.10
  4. Step 4: Simplify right side
    57,748.10x = 2,490,553,916.48
  5. Step 5: Solve for x
    x = 2,490,553,916.48/57,748.10
  6. Step 6: Final answer
    x = 43,127.89

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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.