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Finding the Fourth Proportional to 56,599.60, 84,904.80 and 17,152.60

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Solution

The fourth proportional to 56,599.60, 84,904.80 and 17,152.60 is: 25,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,599.60 : 84,904.80 = 17,152.60 : x
  2. Step 2: Convert to fraction form
    56,599.60/84,904.80 = 17,152.60/x
  3. Step 3: Cross multiply
    56,599.60x = 84,904.80 × 17,152.60
  4. Step 4: Simplify right side
    56,599.60x = 1,456,338,072.48
  5. Step 5: Solve for x
    x = 1,456,338,072.48/56,599.60
  6. Step 6: Final answer
    x = 25,730.54

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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.