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Finding the Fourth Proportional to 56,172.48, 84,200.40 and 22,878.24

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Solution

The fourth proportional to 56,172.48, 84,200.40 and 22,878.24 is: 34,293.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172.48 : 84,200.40 = 22,878.24 : x
  2. Step 2: Convert to fraction form
    56,172.48/84,200.40 = 22,878.24/x
  3. Step 3: Cross multiply
    56,172.48x = 84,200.40 × 22,878.24
  4. Step 4: Simplify right side
    56,172.48x = 1,926,356,959.30
  5. Step 5: Solve for x
    x = 1,926,356,959.30/56,172.48
  6. Step 6: Final answer
    x = 34,293.61

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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.