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Finding the Fourth Proportional to 176,796.80, 265,195.20 and 141,804.80

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Solution

The fourth proportional to 176,796.80, 265,195.20 and 141,804.80 is: 212,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,796.80 : 265,195.20 = 141,804.80 : x
  2. Step 2: Convert to fraction form
    176,796.80/265,195.20 = 141,804.80/x
  3. Step 3: Cross multiply
    176,796.80x = 265,195.20 × 141,804.80
  4. Step 4: Simplify right side
    176,796.80x = 37,605,952,296.96
  5. Step 5: Solve for x
    x = 37,605,952,296.96/176,796.80
  6. Step 6: Final answer
    x = 212,707.20

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1.5x scale

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.