Home / 65,256.25-97,884.38-28,320.25

Finding the Fourth Proportional to 65,256.25, 97,884.38 and 28,320.25

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Solution

The fourth proportional to 65,256.25, 97,884.38 and 28,320.25 is: 42,480.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,256.25 : 97,884.38 = 28,320.25 : x
  2. Step 2: Convert to fraction form
    65,256.25/97,884.38 = 28,320.25/x
  3. Step 3: Cross multiply
    65,256.25x = 97,884.38 × 28,320.25
  4. Step 4: Simplify right side
    65,256.25x = 2,772,110,112.70
  5. Step 5: Solve for x
    x = 2,772,110,112.70/65,256.25
  6. Step 6: Final answer
    x = 42,480.38

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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.