Home / 94,693.10-142,059.08-28,127.30

Finding the Fourth Proportional to 94,693.10, 142,059.08 and 28,127.30

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Solution

The fourth proportional to 94,693.10, 142,059.08 and 28,127.30 is: 42,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,693.10 : 142,059.08 = 28,127.30 : x
  2. Step 2: Convert to fraction form
    94,693.10/142,059.08 = 28,127.30/x
  3. Step 3: Cross multiply
    94,693.10x = 142,059.08 × 28,127.30
  4. Step 4: Simplify right side
    94,693.10x = 3,995,737,509.95
  5. Step 5: Solve for x
    x = 3,995,737,509.95/94,693.10
  6. Step 6: Final answer
    x = 42,196.71

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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.