Home / 92,239.48-138,344.94-59,190.64

Finding the Fourth Proportional to 92,239.48, 138,344.94 and 59,190.64

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Solution

The fourth proportional to 92,239.48, 138,344.94 and 59,190.64 is: 88,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,239.48 : 138,344.94 = 59,190.64 : x
  2. Step 2: Convert to fraction form
    92,239.48/138,344.94 = 59,190.64/x
  3. Step 3: Cross multiply
    92,239.48x = 138,344.94 × 59,190.64
  4. Step 4: Simplify right side
    92,239.48x = 8,188,725,539.36
  5. Step 5: Solve for x
    x = 8,188,725,539.36/92,239.48
  6. Step 6: Final answer
    x = 88,776.80

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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.