Home / 94,943.52-142,414.02-28,384.20

Finding the Fourth Proportional to 94,943.52, 142,414.02 and 28,384.20

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Solution

The fourth proportional to 94,943.52, 142,414.02 and 28,384.20 is: 42,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,943.52 : 142,414.02 = 28,384.20 : x
  2. Step 2: Convert to fraction form
    94,943.52/142,414.02 = 28,384.20/x
  3. Step 3: Cross multiply
    94,943.52x = 142,414.02 × 28,384.20
  4. Step 4: Simplify right side
    94,943.52x = 4,042,308,026.48
  5. Step 5: Solve for x
    x = 4,042,308,026.48/94,943.52
  6. Step 6: Final answer
    x = 42,575.92

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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.