Home / 94,751.24-142,113.90-28,201.64

Finding the Fourth Proportional to 94,751.24, 142,113.90 and 28,201.64

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Solution

The fourth proportional to 94,751.24, 142,113.90 and 28,201.64 is: 42,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,751.24 : 142,113.90 = 28,201.64 : x
  2. Step 2: Convert to fraction form
    94,751.24/142,113.90 = 28,201.64/x
  3. Step 3: Cross multiply
    94,751.24x = 142,113.90 × 28,201.64
  4. Step 4: Simplify right side
    94,751.24x = 4,007,845,046.80
  5. Step 5: Solve for x
    x = 4,007,845,046.80/94,751.24
  6. Step 6: Final answer
    x = 42,298.60

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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.