Home / 178,320.12-267,898.12-168,232.36

Finding the Fourth Proportional to 178,320.12, 267,898.12 and 168,232.36

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Solution

The fourth proportional to 178,320.12, 267,898.12 and 168,232.36 is: 252,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,320.12 : 267,898.12 = 168,232.36 : x
  2. Step 2: Convert to fraction form
    178,320.12/267,898.12 = 168,232.36/x
  3. Step 3: Cross multiply
    178,320.12x = 267,898.12 × 168,232.36
  4. Step 4: Simplify right side
    178,320.12x = 45,069,132,967.16
  5. Step 5: Solve for x
    x = 45,069,132,967.16/178,320.12
  6. Step 6: Final answer
    x = 252,742.84

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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.