Home / 197,048.02-271,642.83-140,360.98

Finding the Fourth Proportional to 197,048.02, 271,642.83 and 140,360.98

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Solution

The fourth proportional to 197,048.02, 271,642.83 and 140,360.98 is: 193,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,048.02 : 271,642.83 = 140,360.98 : x
  2. Step 2: Convert to fraction form
    197,048.02/271,642.83 = 140,360.98/x
  3. Step 3: Cross multiply
    197,048.02x = 271,642.83 × 140,360.98
  4. Step 4: Simplify right side
    197,048.02x = 38,128,052,566.03
  5. Step 5: Solve for x
    x = 38,128,052,566.03/197,048.02
  6. Step 6: Final answer
    x = 193,496.25

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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.