Home / 252,023.90-378,035.85-168,043.10

Finding the Fourth Proportional to 252,023.90, 378,035.85 and 168,043.10

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Solution

The fourth proportional to 252,023.90, 378,035.85 and 168,043.10 is: 252,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,023.90 : 378,035.85 = 168,043.10 : x
  2. Step 2: Convert to fraction form
    252,023.90/378,035.85 = 168,043.10/x
  3. Step 3: Cross multiply
    252,023.90x = 378,035.85 × 168,043.10
  4. Step 4: Simplify right side
    252,023.90x = 63,526,316,145.14
  5. Step 5: Solve for x
    x = 63,526,316,145.14/252,023.90
  6. Step 6: Final answer
    x = 252,064.65

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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.