Home / 177,138.52-265,480.95-97,175.32

Finding the Fourth Proportional to 177,138.52, 265,480.95 and 97,175.32

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Solution

The fourth proportional to 177,138.52, 265,480.95 and 97,175.32 is: 145,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,138.52 : 265,480.95 = 97,175.32 : x
  2. Step 2: Convert to fraction form
    177,138.52/265,480.95 = 97,175.32/x
  3. Step 3: Cross multiply
    177,138.52x = 265,480.95 × 97,175.32
  4. Step 4: Simplify right side
    177,138.52x = 25,798,196,270.15
  5. Step 5: Solve for x
    x = 25,798,196,270.15/177,138.52
  6. Step 6: Final answer
    x = 145,638.54

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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.