Home / 94,748.24-142,109.40-28,198.64

Finding the Fourth Proportional to 94,748.24, 142,109.40 and 28,198.64

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Solution

The fourth proportional to 94,748.24, 142,109.40 and 28,198.64 is: 42,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,748.24 : 142,109.40 = 28,198.64 : x
  2. Step 2: Convert to fraction form
    94,748.24/142,109.40 = 28,198.64/x
  3. Step 3: Cross multiply
    94,748.24x = 142,109.40 × 28,198.64
  4. Step 4: Simplify right side
    94,748.24x = 4,007,291,811.22
  5. Step 5: Solve for x
    x = 4,007,291,811.22/94,748.24
  6. Step 6: Final answer
    x = 42,294.10

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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.