Home / 193,455.76-266,995.02-108,577.48

Finding the Fourth Proportional to 193,455.76, 266,995.02 and 108,577.48

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Solution

The fourth proportional to 193,455.76, 266,995.02 and 108,577.48 is: 149,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,455.76 : 266,995.02 = 108,577.48 : x
  2. Step 2: Convert to fraction form
    193,455.76/266,995.02 = 108,577.48/x
  3. Step 3: Cross multiply
    193,455.76x = 266,995.02 × 108,577.48
  4. Step 4: Simplify right side
    193,455.76x = 28,989,646,444.15
  5. Step 5: Solve for x
    x = 28,989,646,444.15/193,455.76
  6. Step 6: Final answer
    x = 149,851.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.