Home / 62,128.42-93,179.40-17,743.39

Finding the Fourth Proportional to 62,128.42, 93,179.40 and 17,743.39

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Solution

The fourth proportional to 62,128.42, 93,179.40 and 17,743.39 is: 26,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,128.42 : 93,179.40 = 17,743.39 : x
  2. Step 2: Convert to fraction form
    62,128.42/93,179.40 = 17,743.39/x
  3. Step 3: Cross multiply
    62,128.42x = 93,179.40 × 17,743.39
  4. Step 4: Simplify right side
    62,128.42x = 1,653,318,434.17
  5. Step 5: Solve for x
    x = 1,653,318,434.17/62,128.42
  6. Step 6: Final answer
    x = 26,611.31

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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.