Home / 254,991.36-382,499.52-97,190.40

Finding the Fourth Proportional to 254,991.36, 382,499.52 and 97,190.40

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Solution

The fourth proportional to 254,991.36, 382,499.52 and 97,190.40 is: 145,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,991.36 : 382,499.52 = 97,190.40 : x
  2. Step 2: Convert to fraction form
    254,991.36/382,499.52 = 97,190.40/x
  3. Step 3: Cross multiply
    254,991.36x = 382,499.52 × 97,190.40
  4. Step 4: Simplify right side
    254,991.36x = 37,175,281,348.61
  5. Step 5: Solve for x
    x = 37,175,281,348.61/254,991.36
  6. Step 6: Final answer
    x = 145,790.36

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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.