Home / 282,122.60-422,886.22-92,533.39

Finding the Fourth Proportional to 282,122.60, 422,886.22 and 92,533.39

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Solution

The fourth proportional to 282,122.60, 422,886.22 and 92,533.39 is: 138,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,122.60 : 422,886.22 = 92,533.39 : x
  2. Step 2: Convert to fraction form
    282,122.60/422,886.22 = 92,533.39/x
  3. Step 3: Cross multiply
    282,122.60x = 422,886.22 × 92,533.39
  4. Step 4: Simplify right side
    282,122.60x = 39,131,094,232.34
  5. Step 5: Solve for x
    x = 39,131,094,232.34/282,122.60
  6. Step 6: Final answer
    x = 138,702.45

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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.