Home / 104,294.20-143,926.68-56,548.28

Finding the Fourth Proportional to 104,294.20, 143,926.68 and 56,548.28

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Solution

The fourth proportional to 104,294.20, 143,926.68 and 56,548.28 is: 78,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294.20 : 143,926.68 = 56,548.28 : x
  2. Step 2: Convert to fraction form
    104,294.20/143,926.68 = 56,548.28/x
  3. Step 3: Cross multiply
    104,294.20x = 143,926.68 × 56,548.28
  4. Step 4: Simplify right side
    104,294.20x = 8,138,806,200.11
  5. Step 5: Solve for x
    x = 8,138,806,200.11/104,294.20
  6. Step 6: Final answer
    x = 78,037.00

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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.