Home / 40,178.03-60,277.09-28,354.88

Finding the Fourth Proportional to 40,178.03, 60,277.09 and 28,354.88

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Solution

The fourth proportional to 40,178.03, 60,277.09 and 28,354.88 is: 42,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,178.03 : 60,277.09 = 28,354.88 : x
  2. Step 2: Convert to fraction form
    40,178.03/60,277.09 = 28,354.88/x
  3. Step 3: Cross multiply
    40,178.03x = 60,277.09 × 28,354.88
  4. Step 4: Simplify right side
    40,178.03x = 1,709,149,773.41
  5. Step 5: Solve for x
    x = 1,709,149,773.41/40,178.03
  6. Step 6: Final answer
    x = 42,539.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.