Home / 254,832.24-382,100.70-86,296.32

Finding the Fourth Proportional to 254,832.24, 382,100.70 and 86,296.32

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Solution

The fourth proportional to 254,832.24, 382,100.70 and 86,296.32 is: 129,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,832.24 : 382,100.70 = 86,296.32 : x
  2. Step 2: Convert to fraction form
    254,832.24/382,100.70 = 86,296.32/x
  3. Step 3: Cross multiply
    254,832.24x = 382,100.70 × 86,296.32
  4. Step 4: Simplify right side
    254,832.24x = 32,973,884,279.42
  5. Step 5: Solve for x
    x = 32,973,884,279.42/254,832.24
  6. Step 6: Final answer
    x = 129,394.48

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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.