Home / 75,255.48-112,881.60-22,663.80

Finding the Fourth Proportional to 75,255.48, 112,881.60 and 22,663.80

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Solution

The fourth proportional to 75,255.48, 112,881.60 and 22,663.80 is: 33,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,255.48 : 112,881.60 = 22,663.80 : x
  2. Step 2: Convert to fraction form
    75,255.48/112,881.60 = 22,663.80/x
  3. Step 3: Cross multiply
    75,255.48x = 112,881.60 × 22,663.80
  4. Step 4: Simplify right side
    75,255.48x = 2,558,326,006.08
  5. Step 5: Solve for x
    x = 2,558,326,006.08/75,255.48
  6. Step 6: Final answer
    x = 33,995.21

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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.