Home / 118,615.36-177,983.38-52,038.22

Finding the Fourth Proportional to 118,615.36, 177,983.38 and 52,038.22

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Solution

The fourth proportional to 118,615.36, 177,983.38 and 52,038.22 is: 78,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,615.36 : 177,983.38 = 52,038.22 : x
  2. Step 2: Convert to fraction form
    118,615.36/177,983.38 = 52,038.22/x
  3. Step 3: Cross multiply
    118,615.36x = 177,983.38 × 52,038.22
  4. Step 4: Simplify right side
    118,615.36x = 9,261,938,284.78
  5. Step 5: Solve for x
    x = 9,261,938,284.78/118,615.36
  6. Step 6: Final answer
    x = 78,083.80

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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.